1-(Methylsulfonyl)-4-((6,7,8,9-tetrahydro-5H-benzocycloheptene-2-yl)methyl)piperazine 2-(4-Methanesulfonylpiperazinomethyl)-6,7,8,9-tetrahydro-5H-benzocycloheptene 5-23-03-00152 (Beilstein Handbook Reference) 55037-96-2 BRN 0548524 Piperazine, 1-(methylsulfonyl)-4-((6,7,8,9-tetrahydro-5H-benzocyclohepten-2-yl)methyl)-