1	L6B	Methyl 4-[(2-oxidanylidene-5,6,7,8-tetrahydro-1~{H}-quinolin-3-yl)carbonylamino]but-3-enoate	1.000
2	FHH	Methyl 4-[(2-oxidanylidene-1,5,6,7-tetrahydrocyclopenta[B]pyridin-3-yl)carbonylamino]butanoate	0.864
3	L6E	[2-(methylamino)-2-oxidanylidene-ethyl] (~{E})-4-[(2-oxidanylidene-5,6,7,8-tetrahydro-1~{H}-quinolin-3-yl)carbonylamino]but-2-enoate	0.840