1 XK2 [4r-(4alpha,5alpha,6beta,7beta)]-hexahydro-5,6-dihydroxy-1,3-bis[2-naphthyl-methyl]-4,7-bis(phenylmethyl)-2h-1,3-diazepin-2-one 1.000 2 DMQ [4-R-(-4-alpha,5-alpha,6-beta,7-beta)]-hexahydro-5,6-bis(hydroxy)-1,3-bis([(3-amino)phenyl]methyl)-4,7-bis(phenylmethyl)-2h-1,3-diazepinone 0.792 3 DMP [4-R-(-4-alpha,5-alpha,6-beta,7-beta)]-hexahydro-5,6-bis(hydroxy)-[1,3-bis([4-hydroxymethyl-phenyl]methyl)-4,7-bis(phen ylmethyl)]-2h-1,3-diazepinone 0.760