InChI=1/C22H22N4O2/c27-25-21-4-2-16-13-17(1-3-19(16)21)20-14-26(18-7-11-28-12-8-18)24-22(20)15-5-9-23-10-6-15/h1,3,5-6,9-10,13-14,18,27H,2,4,7-8,11-12H2/b25-21+ 42D733F8E6EDA5B2