6-苯基-3(2H)-哒嗪酮

5-[(2-methoxyphenyl)methyl]-3-phenyl-1H-pyridazin-6-one

3-苯基哒嗪

2,6-二苯基-3(2H-)-吡嗪酮

3-chloro-N,N-dimethyl-6-phenylpyridazin-4-amine