Synonyms: AC1O6311;LS-146107;(E)-but-2-enedioic acid; 1-methyl-4-(spiro[1,3-dioxolane-2,11'-6H-benzo[c][1]benzoxepine]-4-ylmethyl)piperazine;39890-21-6;Spiro(dibenz(b,e)oxepin-11,2'-(1',3')dioxolane), 6,11-dihydro-4'-(4-methylpiperazinyl)methyl-, dimaleate