Synonyms: Benzenepropanoicacid, a-[[(2E)-3-[2-[(1E)-1-[[(1R)-1-carboxy-2-(3,4-dihydroxyphenyl)ethoxy]carbonyl]-2-(3,4-dihydroxyphenyl)ethenyl]-3,4-dihydroxyphenyl]-1-oxo-2-propenyl]oxy]-3,4-dihydroxy-,(aR)- (9CI); Benzenepropanoic acid,a-[[3-[2-[1-[[1-carboxy-2-(3,4-dihydroxyphenyl)ethoxy]carbonyl]-2-(3,4-dihydroxyphenyl)ethenyl]-3,4-dihydroxyphenyl]-1-oxo-2-propenyl]oxy]-3,4-dihydroxy-,[R-[R*,R*-(E,E)]]-; Salvianolic acid E