AIDS-184501 AIDS184501 Phenylmethyl (2S)-2-({4-[N-(6-{[5-(N-{(1S)-2-methyl-1-[benzyloxycarbonyl]propyl}carbamoyl)imidazol-4-yl]-N-butylcarbonylamino}hexyl)-N-butylcarbamoyl]imidazol-5-yl}carbonylamino)-3-methylbutanoate