5-(3,3-dimethyl-but-1-ynyl)-3-[N-(4-methyl-cyclohexanecarbonyl)-hydrazino]-thiophene-2-carboxylic acid 、 (pyridin-3-yloxy)-acetaldehyde 、
乙腈 、
三氟乙酸 以
水 为溶剂,
生成
5-(3,3-dimethyl-but-1-ynyl)-3-{N-(4-methyl-cyclohexanecarbonyl)-N'-[2-(pyridin-3-yloxy)-ethyl]-hydrazino}-thiophene-2-carboxylic acid