英文别名4-Oxo-9,10-dihydro-4H-benzo(4,5)-cyclohepta-(1,2b)thiophene; 9,10-Dihydro-4H-benzo[4,5]cyclohepta[b]-thiophen-4-one; 9,10-Dihydro-4H-benzo(4,5)cyclohepta(1,2-b)thiophen-4-one; 9,10-Dihydro-4H-benzo[4,5]cyclohepta[1,2-b]-4-thiophenone; 9,10-DIHYDRO-4-H-BENZO{4,5}CYCLOHEPTA-{1,2-B}-4-THIOPHENE; 4,5-dihydrobenzo[1,2]cyclohepta[3,4-b]thiophen-10-one; 4H-Benzo[4,5]cyclohepta[1,2-b]thiophen-4-one, 9,10-dihydro-; Pizotifen Impurity 1; 9,10-dihydro-4H-benzo[4,5]cyclohepta[1,2-b]thiophene-4-one; 9,10-dihydro-4H-benzo<4,5>cyclohepta<1,2-b>thiophen-4-one; 9,10-dihydro-4H-4-oxobenzo<4,5>cyclohepta<1,2-b>thiophene; 9,10-dihydro-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one; 9,10-dihydro-1-thiabenzo[f]azulen-4-one; 9,10-dihydro-1-thiabenzo[f]azulene-4-one 
