(4R,5S,6S,7R)-Hexahydro-5,6-dihydroxy-1,3-bis(phenylmethyl)-4,7-bis(3-indolylmethyl)-2H-1,3-diazepin-2-one 5,6-Dihydroxy-1,3-Diazepin-2-one analog AIDS-031612 AIDS031612