6,7-二甲氧基-1,2-二氢异喹啉-3(4H)-酮

(2,3,8,9-tetramethoxy-11H-dibenzo[4,3-a:4',3'-e][7]annulen-5-yl) acetate

m-袂康宁

6,7-dimethoxy-2-nitroso-1,4-dihydroisoquinolin-3-one

6,7-dimethoxy-4H-isochromene-1,3-dione