(2RS)-3-[(1,1-Dimethylethyl)amino]-2-[[4-(morpholin-4-yl)-1,2,5-thiadiazol-3-yl]oxy]propan-1-ol;3-(tert-butylamino)-2-[(4-morpholin-4-yl-1,2,5-thiadiazol-3-yl)oxy]propan-1-ol