181038-25-5 2,5,8,14-Tetraazapentadecan-15-oic acid, 12-hydroxy-2-methyl-7-(1-methylethyl)-6,9-dioxo-10,13-bis(phenylmethyl)-, 1,1-dimethylethyl ester, [7S-(7R*,10S*,12R*,13R*)]- AIDS-073040 AIDS073040