... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > oxygen molecular entity > organooxygen compound > carbonyl compound > carboxylic ester > glyceride > diglyceride > 1,3-diglyceride > DG(20:0/0:0/18:4n3)

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > organochalcogen compound > organooxygen compound > carbonyl compound > carboxylic ester > glyceride > diglyceride > 1,3-diglyceride > DG(20:0/0:0/18:4n3)

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organochalcogen compound > organooxygen compound > carbonyl compound > carboxylic ester > glyceride > diglyceride > 1,3-diglyceride > DG(20:0/0:0/18:4n3)

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > organic molecule > organic oxo compound > carbonyl compound > carboxylic ester > glyceride > diglyceride > 1,3-diglyceride > DG(20:0/0:0/18:4n3)

... > chemical entity > molecular entity > polyatomic entity > molecule > organic molecule > organic oxo compound > carbonyl compound > carboxylic ester > glyceride > diglyceride > 1,3-diglyceride > DG(20:0/0:0/18:4n3)

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > oxygen molecular entity > organooxygen compound > ester > carboxylic ester > glyceride > diglyceride > 1,3-diglyceride > DG(20:0/0:0/18:4n3)

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > organochalcogen compound > organooxygen compound > ester > carboxylic ester > glyceride > diglyceride > 1,3-diglyceride > DG(20:0/0:0/18:4n3)

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > heteroorganic entity > organochalcogen compound > organooxygen compound > ester > carboxylic ester > glyceride > diglyceride > 1,3-diglyceride > DG(20:0/0:0/18:4n3)

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > lipid > glycerolipid > glyceride > diglyceride > 1,3-diglyceride > DG(20:0/0:0/18:4n3)

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > carbon group molecular entity > organic molecular entity > lipid > glycerolipid > diradylglycerol > diglyceride > 1,3-diglyceride > DG(20:0/0:0/18:4n3)