5-((1R)-2-amino-1-{[tert-butyl(dimethyl)silyl]oxy}ethyl)-8-hydroxyquinolin-2(1H)-one

(R)-6-[[3-[[8-[[2-[(tert-butyldimethylsilyl)oxy]-2-(8-hydroxy-2-oxo-1,2-dihydroquinolin-5-yl)ethyl]amino]octyl]carbamoyl]phenyl]sulfonyl]-4-[(3-methoxyphenyl)amino]-8-methylquinoline-3-carboxamide

4-[(3-methoxyphenyl)amino]-8-methyl-6-[[3-[(8-oxooctyl)carbamoyl]phenyl]sulfonyl]quinoline-3-carboxamide

(R)-8-(benzyloxy)-5-(2-bromo-1-((tert-butyldimethylsilyl)oxy)ethyl)quinolin-2(1H)-one

(R)-5-(2-azido-1-((tert-butyldimethylsilyl)oxy)ethyl)-8-(benzyloxy)quinolin-2(1H)-one