Synonyms: AC1O61IK;LS-110979;(E)-but-2-enedioic acid; ethyl 4-[2-oxo-2-(6,7,8,9-tetrahydro-5H-benzo[7]annulen-3-yl)ethyl]piperazine-1-carboxylate;1-Piperazinecarboxylic acid, 4-(2-oxo-2-(6,7,8,9-tetrahydro-5H-benzocyclohepten-2-yl)ethyl)-,ethyl ester, (Z)-2-butenedioate (1:1);42882-43-9