4,7,8-trimethoxyfuro[2,3-b]quinoline 83-95-4 InChI=1/C14H13NO4/c1-16-10-5-4-8-11(13(10)18-3)15-14-9(6-7-19-14)12(8)17-2/h4-7H,1-3H furo[2,3-b]quinoline, 4,7,8-trimethoxy-