(6aR,12aS)-12a-hydroxy-9-methoxy-8-(3-methylbut-2-en-1-yl)-6a,12a-dihydrochromeno[2,3-c][1,3]dioxolo[4,5-g]chromen-12(6H)-one (6aR,12aS)-2,3-Methylenedioxy-9-methoxy-8-(3,3-dimethylallyl)-12a-hydroxyrotenoid 1,3-dioxolo[6,7][1]benzopyrano[3,4-b][1]benzopyran-12(6H)-one, 6a,12a-dihydro-12a-hydroxy-9-methoxy-8-(3-methyl-2-butenyl)-, (6aR,12aS)- InChI=1/C23H22O7/c1-12(2)4-5-13-16(26-3)7-6-14-21(13)30-20-10-27-17-9-19-18(28-11-29-19)8-15(17)23(20,25)22(14)24/h4,6-9,20,25H,5,10-11H2,1-3H3/t20-,23+/m1/s Usararotenoid C