4-(1-butoxy-ethyl)-allophanic acid butyl ester

5,7-二甲基-2-苯基吡唑并[1,5-a]嘧啶

7-butoxycarbonylmethyl-5-methyl-2-phenylpyrazolo[1,5-a]pyrimidine

5-butoxycarbonylmethyl-7-methyl-2-phenylpyrazolo[1,5-a]pyrimidine

1-(3-methylphenyl)hexan-1-one