InChI=1/C20H20N4O3/c21-19(22)14-6-7-16-15(9-14)10-17(24-16)20(27)23-11-13-3-1-12(2-4-13)5-8-18(25)26/h1-4,6-7,9-10,24H,5,8,11H2,(H3,21,22)(H,23,27)(H,25,26)/f/h23H,21-22H2 FC76ED7FDAAF140E