... > chemical entity > molecular entity > polyatomic entity > heteroatomic molecular entity > salt > organic salt > organic sodium salt > Ponceau S

... > chemical entity > molecular entity > main group molecular entity > s-block molecular entity > alkali metal molecular entity > alkali metal salt > sodium salt > organic sodium salt > Ponceau S

... > chemical entity > molecular entity > polyatomic entity > heteroatomic molecular entity > salt > alkali metal salt > sodium salt > organic sodium salt > Ponceau S

... > chemical entity > molecular entity > main group molecular entity > s-block molecular entity > alkali metal molecular entity > sodium molecular entity > sodium salt > organic sodium salt > Ponceau S

... > chemical entity > molecular entity > polyatomic entity > heteroatomic molecular entity > salt > organic salt > organosulfonate salt > Ponceau S

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > sulfur molecular entity > organosulfur compound > organosulfonate salt > Ponceau S

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > organochalcogen compound > organosulfur compound > organosulfonate salt > Ponceau S

... > 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 > organosulfonate salt > Ponceau S