1,4-Benzodioxan-6(and 7)-methylamine, 2-chloromethyl-N-(2-hydroxyethyl)-N-methyl-, hydrochloride 2-Chloromethyl-6(and 7)-(N-(2-hydroxyethyl)-methylaminomethyl)-1,4-benzodioxan hydrochloride 2-Chloromethyl-N-(2-hydroxyethyl)-N-methyl-1,4-benzodioxan-6(and 7)-methylamine HCl DF3703800