AIDS-146255 AIDS146255 NSC672460 Threoninamide, N-[(9H-fluoren-9-ylmethoxy)carbonyl]phenylalanyl-S-(acetylmethylamino)cysteinylphenylalanyl-1-formyltryptophyl-N~6~-[(9H-fluoren-9-ylmethoxy)carbonyl]lysylthreonyl-S-(acetylmethylamino)cysteinyl-