... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > pnictogen molecular entity > nitrogen molecular entity > organonitrogen compound > organonitrogen heterocyclic compound > 5-amino-4-oxo-3-phenyl-1-thieno[3,4-d]pyridazinecarboxylic acid

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organonitrogen compound > organonitrogen heterocyclic compound > 5-amino-4-oxo-3-phenyl-1-thieno[3,4-d]pyridazinecarboxylic acid

... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > heterocyclic compound > organic heterocyclic compound > organonitrogen heterocyclic compound > 5-amino-4-oxo-3-phenyl-1-thieno[3,4-d]pyridazinecarboxylic acid

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > organic molecule > organic cyclic compound > organic heterocyclic compound > organonitrogen heterocyclic compound > 5-amino-4-oxo-3-phenyl-1-thieno[3,4-d]pyridazinecarboxylic acid

... > chemical entity > molecular entity > polyatomic entity > molecule > organic molecule > organic cyclic compound > organic heterocyclic compound > organonitrogen heterocyclic compound > 5-amino-4-oxo-3-phenyl-1-thieno[3,4-d]pyridazinecarboxylic acid

... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > organic cyclic compound > organic heterocyclic compound > organonitrogen heterocyclic compound > 5-amino-4-oxo-3-phenyl-1-thieno[3,4-d]pyridazinecarboxylic acid

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organic heterocyclic compound > organonitrogen heterocyclic compound > 5-amino-4-oxo-3-phenyl-1-thieno[3,4-d]pyridazinecarboxylic acid

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > sulfur molecular entity > organosulfur compound > organosulfur heterocyclic compound > 5-amino-4-oxo-3-phenyl-1-thieno[3,4-d]pyridazinecarboxylic acid

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > organochalcogen compound > organosulfur compound > organosulfur heterocyclic compound > 5-amino-4-oxo-3-phenyl-1-thieno[3,4-d]pyridazinecarboxylic acid

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organochalcogen compound > organosulfur compound > organosulfur heterocyclic compound > 5-amino-4-oxo-3-phenyl-1-thieno[3,4-d]pyridazinecarboxylic acid

... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > heterocyclic compound > organic heterocyclic compound > organosulfur heterocyclic compound > 5-amino-4-oxo-3-phenyl-1-thieno[3,4-d]pyridazinecarboxylic acid

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > organic molecule > organic cyclic compound > organic heterocyclic compound > organosulfur heterocyclic compound > 5-amino-4-oxo-3-phenyl-1-thieno[3,4-d]pyridazinecarboxylic acid

... > chemical entity > molecular entity > polyatomic entity > molecule > organic molecule > organic cyclic compound > organic heterocyclic compound > organosulfur heterocyclic compound > 5-amino-4-oxo-3-phenyl-1-thieno[3,4-d]pyridazinecarboxylic acid

... > chemical entity > molecular entity > polyatomic entity > molecule > cyclic compound > organic cyclic compound > organic heterocyclic compound > organosulfur heterocyclic compound > 5-amino-4-oxo-3-phenyl-1-thieno[3,4-d]pyridazinecarboxylic acid

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organic heterocyclic compound > organosulfur heterocyclic compound > 5-amino-4-oxo-3-phenyl-1-thieno[3,4-d]pyridazinecarboxylic acid