Synonyms: Carda-4,16,20(22)-trienolide,7,8-epoxy-11,14-dihydroxy-12-oxo-2,3-[(tetrahydro-3-hydroxy-4-methoxy-6-methyl-2H-pyran-3,2-diyl)bis(oxy)]-,[2a(2S,3S,4S,6R),3b,7b,11a]-;9H-Cyclopent[7,8]oxireno[8a,9]phenanthro[2,3-b]pyrano[3,2-e][1,4]dioxin, carda-4,16,20(22)-trienolidederiv.; (+)-Affinoside I; Affinoside I