3-(Pyrrolidinoacetyl)benzo(b)thiophene hydrochloride 7349-49-7 Benzo(b)thien-3-yl pyrrolidinomethyl ketone hydrochloride Benzo(b)thiophene, 3-(pyrrolidinoacetyl)-, hydrochloride KETONE, BENZO(b)THIEN-3-YL PYRROLIDINOMETHYL, HYDROCHLORIDE