1-(9H-carbazol-4-yloxy)-3-[2-(2-methoxyphenoxy)ethyl-propan-2-ylamino]propan-2-ol; 1-(9H-Carbazol-4-yloxy)-3-[[2-(2-methoxyphenoxy)ethyl](1-methylethyl)amino]-2-propanol; 1-((9H-Carbazol-4-yl)oxy)-3-(isopropyl(2-(2-methoxyphenoxy)ethyl)amino)propan-2-ol