153804-60-5 8-((2-Methoxy-3-(4-phenylpiperidin-1-yl)propyl)oxy)thiochroman fumarate Piperidine, 1-(3-((3,4-dihydro-2H-1-benzothiopyran-8-yl)oxy)-2-methoxypropyl)-4-phenyl-, (E)-2-butenedioate (1:1)