InChI=1/C17H26N4O2/c1-12-6-5-7-15(13(12)2)21-10-8-20(9-11-21)14(3)16(22)19-17(23)18-4/h5-7,14H,8-11H2,1-4H3,(H2,18,19,22,23)/t14-/m0/s1/f/h18-19H 38A3BAE75B90E3B0