2-chloro-4,4-difluoro-1'-[(3-methyl-1H-pyrazol-4-yl)methyl]-4,5-dihydrospiro[5H-thieno[2,3-c]pyran-7,4'-piperidine] 、
3-(2-bromo-pyrid-3-yl)isoxazole 在
乙酸乙酯 作用下,
以to yield 45% of the title compound的产率得到2-chloro-4,4-difluoro-1'-[[1-(3-isoxazol-3-yl-2-pyridyl)-3-methyl-pyrazol-4-yl]methyl]spiro[5H-thieno[2,3-c]pyran-7,4'-piperidine]