153804-50-3 1H-Isoindole-1,3(2H)-dione, 2-(2-((3,4-dihydro-2H-1-benzothiopyran-8-yl)oxy)ethyl)- 2-(2-((3,4-Dihydro-2H-1-benzothiopyran-8-yl)oxy)ethyl)-1H-isoindole-1,3(2H)-dione 8-((2-Phthalimidoethyl)oxy)thiochroman