tert-butyl N-[(14S)-16-fluoro-5-[(methoxycarbonyl)amino]-10-methyl-9-oxo-8,17-diazatricyclo[13.3.1.02,7]nonadeca-1(19),2,4,6,15,17-hexaen-14-yl]carbamate

tert-butyl N-[(14S)-16-fluoro-5-[(methoxycarbonyl)amino]-10-methyl-9-oxo-8,17-diazatricyclo[13.3.1.02,7]nonadeca-1(19),2,4,6,15,17-hexaen-14-yl]carbamate

(S)-methyl 3-amino-4-(2-(1-aminobut-3-enyl)pyridin-4-yl)phenylcarbamate

(S)-tert-butyl N-(1-(4-(2-amino-4-nitrophenyl)pyridin-2-yl)but-3-en-1-yl)carbamate

{(S)-1-[4-(4-nitro-2-pent-4-enoylaminophenyl)pyridin-2-yl]but-3-enyl}carbamic acid tert-butyl ester