InChI=1/C20H24N4O2/c1-13-17(19(25)23-11-14-5-2-3-6-15(14)12-23)9-18(22-13)20(26)24-8-4-7-16(24)10-21/h2-3,5-6,13,16-18,22H,4,7-9,11-12H2,1H3/t13-,16-,17-,18-/m0/s1 18DBA3032458A29A