(2008/12/08)
14-(4-methoxy-benzyl)-18-(2-methoxy-6-phenyl-pyrimidin-4-yloxy)-2,15-dioxo-3,14,16-triaza-tricyclo[14.3.0.0*4,6*]nonadec-7-ene-4-carboxylic acid ethyl ester
Triphenylphosphine oxide
17-(2-methoxy-6-phenyl-pyrimidin-4-yloxy)-13-methyl-2,14-dioxo-3,13,15-triaza-tricyclo[13.3.0.0*4,6*]octadec-7-ene-4-carboxylic acid ethyl ester