3-(2-Diethylaminoethyl)-2-methylindolizine maleate 3-INDOLIZINEETHANAMINE, N,N-DIETHYL-2-METHYL-, (Z)-2-BUTENEDIOATE (1:1) 70403-63-3 N,N-Diethyl-2-methyl-3-indolizineethanamine (Z)-2-butenedioate