InChI=1/C16H23N5O2/c1-4-5-21-8-12(11(2)19-21)7-20-9-14-13(17-10-18-14)6-15(20)16(22)23-3/h4,8,10-11,15,19H,1,5-7,9H2,2-3H3,(H,17,18)/p+1/t11-,15-/m1/s1/fC16H24N5O2/h17-18H/q+1 13787F5D081E20CB