Synonyms: 1,2-Propanediol,3-[(2S,5R,6R,8S)-5-hydroxy-10-methyl-8-[(1R,2E)-1-methyl-3-[(2R,4'aR,5R,6'S,8'R,8'aS)-octahydro-8'-hydroxy-6'-[(1S,3S)-1-hydroxy-3-[(2S,3R,6S)-3-methyl-1,7-dioxaspiro[5.5]undec-2-yl]butyl]-7'-methylenespiro[furan-2(3H),2'(3'H)-pyrano[3,2-b]pyran]-5-yl]-2-propenyl]-1,7-dioxaspiro[5.5]undec-10-en-2-yl]-2-methyl-,(2R)- (9CI); Acanthifolicin,2-decarboxy-9,10-deepithio-9,10-didehydro-2-(hydroxymethyl)-; 1,2-Propanediol,3-[5-hydroxy-10-methyl-8-[1-methyl-3-[octahydro-8'-hydroxy-6'-[1-hydroxy-3-(3-methyl-1,7-dioxaspiro[5.5]undec-2-yl)butyl]-7'-methylenespiro[furan-2(3H),2'(3'H)-pyrano[3,2-b]pyran]-5-yl]-2-propenyl]-1,7-dioxaspiro[5.5]undec-10-en-2-yl]-2-methyl-,[2'R-[2'a[R*[1R*[2S*(R*),5R*,6R*,8S*],2E]],4'ab,6'b[1S*,3S*(2S*,3R*,6S*)],8'a,8'aa]]-; Okadanol