Chemical Name: 4-(1-Methylpiperidin-4-ylidene)-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-9,10-dione
Synonym: 9,10-Dioxo Ketotifen
Smiles: O=C(C1=O)C2=CC=CC=C2/C(C3=C1SC=C3)=C4CCN(C)CC\4
Inchi: InChI=1S/C19H19NOS/c1-20-9-6-13(7-10-20)19-15-5-3-2-4-14(15)17(21)12-18-16(19)8-11-22-18/h2-5,8,11H,6-7,9-10,12H2,1H3
