Synonyms: Piperazine,1-[10,11-dihydro-8-(methylsulfinyl)-5-oxidodibenzo[b,f]thiepin-10-yl]-4-methyl-,4-oxide, monohydrochloride (9CI); Piperazine,1-[10,11-dihydro-8-(methylsulfinyl)dibenzo[b,f]thiepin-10-yl]-4-methyl-,S,4-dioxide, monohydrochloride; Dibenzo[b,f]thiepin, piperazine deriv.