N-methylmethanamine,perchloric acid

2,6-diphenyl-4-(1-phenyl-3-methyl-5-pyrazolon-4-ylidene)-pyranilidene

5-氯-3-甲基-1-苯基吡唑-4-甲醛

5-溴-3-甲基-1-苯基吡唑

(4Z)-4-benzylidene-5-methyl-2-phenylpyrazol-3-one