InChI=1/C15H25N5O/c1-2-3-4-5-6-7-8-12(21)9-20-10-13-14(16)17-11-18-15(13)19-20/h10-12,21H,2-9H2,1H3,(H2,16,17,18,19)/t12-/m0/s1/f/h16H2 188156A7B7132442