4722-12-7 6,7-dimethoxy-1-methylisoquinoline InChI=1/C12H15NO2/c1-8-10-7-12(15-3)11(14-2)6-9(10)4-5-13-8/h5-8H,4H2,1-3H isoquinoline, 6,7-dimethoxy-1-methyl-