InChI=1/C20H24N4O/c1-13-6-7-18-17(12-13)15-4-3-5-16(19(15)23-18)20(25)22-9-11-24-10-8-21-14(24)2/h3-5,8,10,13,23H,6-7,9,11-12H2,1-2H3,(H,22,25)/t13-/m0/s1/f/h22H E41D404548897453