(R)-N-(2-Methylbenzyl)-3-[(2S,3S)-3-(2,3-dimethylsuccinyl)amino-2-hydroxy-4-phenylbutanoyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxamide (2,3-dimethylsuccinyl-Apns-Dmt-NH-(2-Me)Bzl AIDS-072508 AIDS072508 KNI-691