InChI=1/C19H24N4O2/c1-12-5-7-15(8-6-12)23-11-14(9-17(23)24)19(25)21-16-4-2-3-13-10-20-22-18(13)16/h2-4,10,12,14-15H,5-9,11H2,1H3,(H,20,22)(H,21,25)/t12?,14-,15?/m0/s1/f/h21-22H 9B8260AF5CB23A31