129425-83-8 3(2H)-Pyridazinone, 6-(5,6-dimethoxybenzo(b)thien-2-yl)-4,5-dihydro-5-methyl- 4,5-Dihydro-6-(5,6-dimethoxybenzo(beta)thiophene)-2-carboximidamide hydrochloride 6-(5,6-Dimethoxybenzo(b)thien-2-yl)-4,5-dihydro-5-methyl-3(2H)-pyridazinone Org 9935 Org-9935