(R)-N-(2-Methylbenzyl)-3-[(2S,3S)-3-(3,3-dimethylsuccinyl)amino-2-hydroxy-4-phenylbutanoyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxamide (3,3-dimethylsuccinyl-Apns-Dmt-NH-(2-Me)Bzl AIDS-072507 AIDS072507 KNI-852