N-(1-methyl-piperidin-3-ylmethyl)-benzene-1,2-diamine trihydrochloride 、
2-(4-amino-3-chloro-5-trifluoromethyl-benzyl)-4-oxo-4-[4-(2-oxo-1,2,4,5-tetrahydro-1,3-benzodiazepin-3-yl)-piperidin-1-yl]-butyraldehyde 以64%的产率得到3-(1-{4-(4-amino-3-chloro-5-trifluoromethyl-phenyl)-3-[1-(1-methyl-piperidin-3-ylmethyl)-1H-benzimidazol-2-yl]-butyryl}-piperidin-4-yl)-1,3,4,5-tetrahydro-1,3-benzodiazepin-2-one