trans-tert-butyl [4-(1,8-naphthyridin-2-yl)cyclohexyl]methylcarbamate

[4-(5,6,7,8-Tetrahydro-[1,8]naphthyridin-2-yl)-cyclohexylmethyl]-carbamic acid tert-butyl ester

[2-Oxo-1-({[4-(5,6,7,8-tetrahydro-[1,8]naphthyridin-2-yl)-cyclohexylmethyl]-carbamoyl}-methyl)-2,3,4,5-tetrahydro-1H-benzo[b]azepin-5-yl]-acetic acid tert-butyl ester