4H-BENZO(5,6)CYCLOHEPTA(1,2-d)THIAZOLE, 9,10-DIHYDRO-2-METHYL-4-(1-METHYL-4-PIPE 4H-Benzo(5,6)cyclohepta(1,2-d)thiazole, 9,10-dihydro-2-methyl-4-(1-methyl-4-piperidylidene)-, fumarate (1:1) 53924-76-8