N-(3'-{N'-[1-(3,4-dimethylphenyl)-3-methyl-5-oxo-1,5-dihydropyrazol-4-ylidene]hydrazino}-2'-hydroxybiphenyl-3-yl)guanidine

tert-butyl (4Z)-2-((tert-butoxycarbonyl)imino)-1-(4-methoxybenzyl)-4-(thiophen-3-ylmethylene)-1,3-diazaspiro[4.5]decane-3-carboxylate

N,N'-bis(tert-butoxycarbonyl)-N'-(4-methoxybenzyl)-N''-(3-pyrrolidin-1-yl-propyl)-guanidine

1-(trans-4-guanidinomethylcyclohexane-1-carbonyl)-4-(6-chloronaphthalene-2-sulfonyl)piperazine

methyl 3-(2-{4-[({[(tert-butoxycarbonyl)amino][(tert-butoxycarbonyl)imino]methyl}amino)methyl]phenyl}oxazolo[4,5-b]pyridin-6-yl)propanoate