InChI=1/C22H24N4O/c1-15-14-19(18-11-7-6-10-17(15)18)24-22(27)25-20(16-8-4-3-5-9-16)21-23-12-13-26(21)2/h3-13,15,19-20H,14H2,1-2H3,(H2,24,25,27)/t15-,19-,20-/m0/s1/f/h24-25H 7500A58B45991D8B