13-[(2S,4S,3R,6R)-4-(Dimethylamino)-3-hydroxy-6-methyl(2H-3,4,5,6-tetrahydropyran-2-yloxy)](1S,6S,8S,2R,5R,7R,10R,12R,13R,14R)-9-[aza(3-phenoxypropoxy)methylene]-5-ethyl-6,7,12-trihydroxy-2,6,8,10,12,14-hexamethyl-4-oxa-3-oxocyclotetradecyl butanoate AIDS-111933 AIDS111933