1 VG4 N-[(1s,2r)-1-benzyl-3-{[(1s)-2-(cyclohexylamino)-1-methyl-2-oxoethyl]amino}-2-hydroxypropyl]-3-(2-oxo-2,3-dihydro-1h-pyrrol-1-yl)-5-propoxybenzamide 1.000 2 VG5 N-[(1s,2r)-1-benzyl-3-{[(1s)-2-(cyclohexylamino)-1-methyl-2-oxoethyl]amino}-2-hydroxypropyl]-3-(ethylamino)-5-(2-oxopyrrolidin-1-yl)benzamide 0.844