InChI=1/C22H20N4O4/c23-16(27)10-15-17-18(20(29)26(19(17)28)11-12-6-2-1-3-7-12)22(25-15)13-8-4-5-9-14(13)24-21(22)30/h1-9,15,17-18,25H,10-11H2,(H2,23,27)(H,24,30)/t15-,17+,18-,22-/m0/s1/f/h24H,23H2 24084162E73591C1