InChI=1/C21H35N5O/c1-20(2)14-16(15-21(3,4)24-20)23-19(27)25(5)17-9-12-26(13-10-17)18-8-6-7-11-22-18/h6-8,11,16-17,24H,9-10,12-15H2,1-5H3,(H,23,27)/p+2/fC21H37N5O/h22-24H/q+2 0130E048950F43FC