20H-6,20-Methano-11,15-metheno-1H,8H-benzo(g)pyrido(2,1-d)(1,5)oxaazacyclohexadecin-8-one, 2,3,4,4a,5,6-hexahydro-14,18-dihydroxy-17-methoxy-, (4aS-(4aR*,6R*,9Z,20R*))- 30356-01-5 NSC 272694