N-benzylmethacrylamide
4-methyl-1-phenyl-3-dimethoxyphosphoryl-2-aza-1,3-pentadiene
4-methyl-1-phenyl-3-diethoxyphosphoryl-2-aza-1,3-pentadiene
(2-Methyl-1-{[1-phenyl-meth-(E)-ylidene]-amino}-allyl)-phosphonic acid diethyl ester
4-methyl-1-phenyl-3-diisopropoxyphosphoryl-2-aza-1,3-pentadiene