InChI=1/C19H24N4O2/c1-12-2-6-16(7-3-12)23-11-14(8-18(23)24)19(25)21-15-5-4-13-10-20-22-17(13)9-15/h4-5,9-10,12,14,16H,2-3,6-8,11H2,1H3,(H,20,22)(H,21,25)/t12?,14-,16?/m1/s1/f/h21-22H 9AC94E0F34E0BC66