InChI=1/C26H28N4O2/c1-18(2)30(16-15-24(31)27-19(3)20-10-5-4-6-11-20)26-21-12-7-8-13-22(21)28-25(29-26)23-14-9-17-32-23/h4-14,17-19H,15-16H2,1-3H3,(H,27,31)/t19-/m1/s1/f/h27H 1363801015102C83