Synonyms: 1'-Methylspiro(11H-dibenz(b,e)(1,4)oxathiepin-11,4'-piperidine)(Z)-2-butenedioate (1:1);1-Methylspiro(piperidine-4,6'-dibenz(b,e)-1,4-oxathiepin) hydrogen maleate;Spiro(11H-dibenz(b,e)(1,4)oxathiepin-11,4'-piperidine), 1'-methyl-, (Z)-2-butenedioate (1:1);AC1O66MJ;LS-146092;(Z)-but-2-enedioic acid; 1'-methylspiro[benzo[c][1,5]benzoxathiepine-6,4'-piperidine];98796-35-1