5,7-Dichloro-2-(6-chloro-4-methyl-3-oxobenzo(b)thien-2(3H)-ylidene)-4-methylbenzo(b)thiophene-3(2H)-one 6371-23-9 Benzo(b)thiophen-3(2H)-one, 5,7-dichloro-2-(6-chloro-4-methyl-3-oxobenzo(b)thien-2(3H)-ylidene)-4-methyl- EINECS 228-895-5