(2013/06/06)
3-(6-tert-butoxycarbonylamino-pyridin-3-yl)-2-(1-cyclohexyl-1H-imidazol-4-yl)-propionic acid ethyl ester
(1-cyclohexyl-1H-imidazol-4-yl)-acetic acid ethyl ester
(E)-2-(1-cyclohexyl-1H-imidazol-4-yl)-3-hydroxy-but-2-enedioic acid diethyl ester
(R)-3-(6-amino-pyridin-3-yl)-2-(1-cyclohexyl-1H-imidazol-4-yl)-propionic acid ethyl ester
naphthalene-1,5-disulfonate