11-(2-Dimethylaminoethyl)-11H-dibenzo(b,e)-1,4-dithiepin hydrogen oxalate 11H-Dibenzo(b,e)(1,4)dithiepin-11-ethanamine, N,N-dimethyl-, ethanedioate (1:1) 81890-71-3 N,N-Dimethyl-11H-dibenzo(b,e)(1,4)dithiepin-11-ethanamine oxalate