InChI=1/C21H29N5O2/c1-15-12-26(13-16(2)28-15)21-23-19(10-20(27)24-21)18-5-8-25(9-6-18)14-17-4-3-7-22-11-17/h3-4,7,10-11,15-16,18H,5-6,8-9,12-14H2,1-2H3,(H,23,24,27)/p+1/t15-,16+/fC21H30N5O2/h24-25H/q+1 75D6B8873BE12D3C