1 8F9 (3~{R})-4-cyclopropyl-1,3-dimethyl-6-[[(1~{S})-1-(4-methylphenyl)ethyl]amino]-3~{H}-quinoxalin-2-one 1.000 2 8F0 (3~{S})-4-cyclopropyl-1,3-dimethyl-6-[[(1~{S})-1-(4-methylphenyl)ethyl]amino]-3~{H}-quinoxalin-2-one 1.000 3 8F6 (3~{R})-4-cyclopropyl-1,3-dimethyl-6-[[(1~{R})-1-phenylethyl]amino]-3~{H}-quinoxalin-2-one 0.962