N-[(4R)-6-(4-Chlorophenyl)-7-(2,4-dichlorophenyl)-2,2-dimethyl-3, 4-dihydro-2H-pyrano[2,3-b]pyridin-4-yl]-5-methyl-1H-pyrazole-3-ca rboxamide

3,5-吡唑二甲酸

3-甲基-1H-吡唑-5-羧肼

3-甲基吡唑-5-甲酸乙酯

ethyl 5-methyl-4-nitro-1H-pyrazole-3-carboxylate