1,3-dimethoxy-10-methyl-8-nitroacridin-9(10H)-one 9(10H)-acridinone, 1,3-dimethoxy-10-methyl-8-nitro- InChI=1/C16H14N2O5/c1-17-10-5-4-6-11(18(20)21)14(10)16(19)15-12(17)7-9(22-2)8-13(15)23-3/h4-8H,1-3H