InChI=1/C25H32N4O2/c1-17(21-2-4-22(5-3-21)29-7-6-26-16-29)28-24(31)15-27-23(30)14-25-11-18-8-19(12-25)10-20(9-18)13-25/h2-7,16-20H,8-15H2,1H3,(H,27,30)(H,28,31)/t17-,18?,19?,20?,25?/m1/s1/f/h27-28H 8426327DB87966EC