4909-43-7 Bocadchu Carbamic acid, (2-(cyclohexyl((cyclohexylamino)carbonyl)amino)-1-methyl-2-oxoethyl)-, 1,1-dimethylethyl ester, (S)- N-(N(alpha)-(t-Butyloxycarbonyl)-L-alanyl)-N,N'-dicyclohexylurea N-(N(alpha)-(tert-Butyloxycarbonyl)alanyl)-N,N'-dicyclohexylurea