InChI=1/C16H23N5O/c17-16(22)12-5-3-6-13-15(12)20-14(19-13)11-18-7-4-10-21-8-1-2-9-21/h3,5-6,18H,1-2,4,7-11H2,(H2,17,22)(H,19,20)/p+1/fC16H24N5O/h19,21H,17H2/q+1 B3CD763E88D7D3A6