1-Propanamine, 3-((3,4-dihydro-2H-1-benzothiopyran-8-yl)oxy)-N-(1,1-dimethylethyl)-2-methoxy-,ethanedioate (1:1) 153804-38-7 8-((3-tert-Butylamino-2-methoxypropyl)oxy)thiochroman oxalate