InChI=1/C21H27N5O2/c1-11-6-7-14(12(2)8-11)24-19(27)18-13(3)17-15(25-26-20(22)23)9-21(4,5)10-16(17)28-18/h6-8H,9-10H2,1-5H3,(H,24,27)(H4,22,23,26)/p+1/b25-15+/fC21H28N5O2/h24,26H,22-23H2/q+1 6FF455DCB397E4A4