InChI=1/C19H33N5O2/c1-13(2)16(18-22-17(23-26-18)15-7-8-15)21-19(25)20-11-14(3)12-24-9-5-4-6-10-24/h13-16H,4-12H2,1-3H3,(H2,20,21,25)/p+1/t14-,16+/m1/s1/fC19H34N5O2/h20-21,24H/q+1 E5D073F3A1D9B62D