261968-08-5 2,7,15,17-Octadecatetraenal,13-[(aminocarbonyl)oxy]-5,11-bis[[(1,1-dimethylethyl)dimethylsilyl]oxy]-4,6,8,10,12,14-hexamethyl-,(2Z,4S,5S,6S,7Z,10S,11R,12R,13S,14S,15Z)- 26197-79-5 [4,6'-Bi-2H-1-benzopyran]-3,3',5',7,7'-pentol,2'-(3,4-dihydroxyphenyl)-3,3',4,4'-tetrahydro-2-(4-hydroxyphenyl)-, [2a,3b,4a(2'S*,3'S*)]-