11-(3-chloro-4-fluorobenzyl)-9-methoxy-2-(2-morpholin-4-ylethyl)-3,4,5,6,12,13-hexahydro-2H[1,4]diazocino[2,1-a]-2,6-naphthyridine-1,8,10(11H)-trione

methanesulfonic acid (R)-4-{[6-(3-chloro-4-fluorobenzyl)-3-methanesulfonyloxy-4-methoxy-5-oxo-5,6,7,8-tetrahydro-2,6-naphthyridine-1-carbonyl]-methyl-amino}-2,2-dimethyl-3-(tetrahydropyran-2-yloxy)-butyl ester

methyl 6-(3-chloro-4-fluorobenzyl)-3,4-dihydroxy-5-oxo-5,6,7,8-tetrahydro-2,6-naphthyridine-1-carboxylate

ethyl 6-(3-chloro-4-fluorobenzyl)-4-hydroxy-5-oxo-5,6,7,8-tetrahydro-2,6-naphthyridine-1-carboxylate 2-oxide

1-(3-chloro-4-fluorobenzyl)-2-oxopiperidine-4-carbonitrile