1-(2-chlorophenyl)-3-(4-methoxyphenyl)urea

1,1-diethyl-3-(4-methoxyphenyl)urea

4-methoxy-N-(3-methyl-1,5-diphenyl-1H-pyrazolo[3,4-d]pyrimidin-6(5H)-ylidene)aniline

三苯基氧化膦

4-methoxy-N-(3-methyl-1-phenyl-5-(p-tolyl)-1H-pyrazolo[3,4-d]pyrimidin-6(5H)-ylidene)aniline