3-((8-((3-((3-(2,3-bis(tert-butoxycarbonyl)guanidino)benzyl)oxy)-5-(isopentyloxy)benzyl)oxy)-2-oxoquinolin-1(2H)-yl)methyl)phenyl acetate

4-(2-(8-((3-((3-(2,3-bis(tert-butoxycarbonyl)guanidino)benzyl)oxy)-5-(isopentyloxy)benzyl)oxy)-2-oxoquinolin-1(2H)-yl)ethyl)phenyl acetate

N-[N-(α-fluorenylmethoxycarbonyl)-O-t-butyl-(S)-α-aspartyl]-2(RS)-{2-[N-(N,N'-di-t-butoxycarbonylamidino)-4-piperidyloxy]ethyl}piperidine

Bis(1,1-dimethylethyl) 3-[[(1,1-dimethylethoxy)carbonyl]amino]-20-[(1,1-dimethylethoxy)carbonyl]-12,14-dioxo-13-phenylmethoxy-2,4,11,15,20,24-hexaazapentacos-2-enedioate

tert-butyl 4-((Z)-benzylidene)-2-((tert-butoxycarbonyl)imino)-1-octyl-1,3-diazaspiro[4.5]decane-3-carboxylate