1,4-Benzodioxan-2-methylamine, 5(and 8)-ethoxy-N-(2-hydroxyethyl)-N-methyl- 2-(N-(2-Hydroxyethyl)-N-methylaminomethyl)-5(and 8)-ethoxy-1,4-benzodioxan 5(and 8)-Ethoxy-N-(2-hydroxyethyl)-N-methyl-1,4-benzodioxan-2-methylamine DF3704000