Home3-(1,1-Difluorobut-3-en-1-yl)-8-(trifluoromethyl)-[1,2,4]triazolo[4,3-a]pyridine3-(1,1-Difluorobut-3-en-1-yl)-8-(trifluoromethyl)-[1,2,4]triazolo[4,3-a]pyridine, tech