InChI=1/C15H18N6O2/c1-10-8-11(4-5-12(10)21-9-17-19-20-21)13(22)18-15(14(16)23)6-2-3-7-15/h4-5,8-9H,2-3,6-7H2,1H3,(H2,16,23)(H,18,22)/f/h18H,16H2 267F3D344B60B1BC