InChI=1/C13H27N5O/c1-5-11(6-2)18(7-8-19)9-12-10(3)16-17(4)13(12)15-14/h11,15,19H,5-9,14H2,1-4H3/p+1/fC13H28N5O/h18H/q+1 99373BE95B1C8057