InChI=1/C19H28N4O2/c1-2-3-11-25-12-5-8-21-19(24)22-14-17-6-4-7-18(13-17)15-23-10-9-20-16-23/h4,6-7,9-10,13,16H,2-3,5,8,11-12,14-15H2,1H3,(H2,21,22,24)/f/h21-22H 321045BFE7E3955A