(E)-2-(4-(3-(2-(trifluoromethyl)-9H-thioxanthen-9-ylidene)propyl)piperazin-1-yl-2,2,3,3,5,5,6,6-d8)ethan-1-ol,(E)-2-(4-(3-(2-(trifluoromethyl)-9H-thioxanthen-9-ylidene)propyl)piperazin-1-yl-2,2,3,3,5,5,6,6-d8)ethan-1-ol,Flupentixol Stable Isotope Reagent