InChI=1/C20H22N4O3/c1-5-23-18-17(19(26)24(6-2)20(23)27)22(4)16(21-18)11-10-14-8-7-9-15(12-14)13(3)25/h7-12H,5-6H2,1-4H3/b11-10+ 101078EF60C11BF8