205114-67-6 Butanedioic acid, 2-((3,4-dihydroxyphenyl)methyl)-2-hydroxy-3-(((2E)-3-(4-hydroxyphenyl)-1-2-propenyl)oxy)-, (2R,3S)- Butanedioic acid, 2-((3,4-dihydroxyphenyl)methyl)-2-hydroxy-3-((3-(4-hydroxyphenyl)-1-oxo-2-propenyl)oxy)-, (S-(R*,S*-(E)))- Cimicifugic acid C