for the following products
Boc-D-Ser(tBu)-OH.DCHA | Boc-O-tert-Butyl-D-serine dicyclohexylammonium salt | N-Cyclohexylcyclohexanamine (2R)-3-[(2-methylpropan-2-yl)oxy]-2-[(2-methylpropan-2-yl)oxycarbonylamino]propanoic acid and N-[(1,1-dimethylethoxy)carbonyl]-O-tert-butyl-D-serine dicyclohexylammonium salt