2-Azabicyclo[16.3.1]docosa-1(22),4,6,10,18,20-hexaen-3-one, 9-[(aminocarbonyl)oxy]-20,22-dihydroxy-13,14,17-trimethoxy-4,8,10,12,16-pentamethyl- 73341-73-8 AIDS-031416 AIDS031416 Macbecin II NSC330500