InChI=1/C16H28N6O/c1-21-8-5-15(6-9-21)22-10-3-13(4-11-22)19-16(23)17-12-14-2-7-18-20-14/h2,7,13,15H,3-6,8-12H2,1H3,(H,18,20)(H2,17,19,23)/p+1/fC16H29N6O/h17-19,21H/q+1 C3E1D1C53C374B81