InChI=1/C20H23N5O/c1-5-15-16(6-2)24-18-11-13(7-9-17(18)23-15)20(26)22-14-8-10-19(21-12-14)25(3)4/h7-12H,5-6H2,1-4H3,(H,22,26)/f/h22H 9526C4F17E45D6D1