InChI=1/C21H31N5/c1-17-11-21-23-14-20(16-26(21)24-17)13-22-12-18-5-7-19(8-6-18)15-25-9-3-2-4-10-25/h5-8,11,20,22-23H,2-4,9-10,12-16H2,1H3/p+2/t20-/m1/s1/fC21H33N5/h22,25H/q+2 190A7E7F4337CB19