InChI=1/C16H25N5O2/c1-4-12-11(2)13(19-18-12)14(22)21-8-5-16(6-9-21)15(23)17-7-10-20(16)3/h4-10H2,1-3H3,(H,17,23)(H,18,19)/p+1/fC16H26N5O2/h17-18,20H/q+1 F1A86B3FF2C85E91