Synonyms: 2-Butenedioicacid, 2-[(3S,4R)-3,4-dihydro-5,6,7-trihydroxy-3-(methoxycarbonyl)-1-oxo-1H-2-benzopyran-4-yl]-,dimethyl ester, (2Z)- (9CI); 2-Butenedioic acid,2-[3,4-dihydro-5,6,7-trihydroxy-3-(methoxycarbonyl)-1-oxo-1H-2-benzopyran-4-yl]-,dimethyl ester, [3S-[3a,4b(Z)]]-; Trimethyl-3,4-dihydrochebulate