InChI=1/C15H19N5O/c1-12-17-20-14-5-3-2-4-13(14)16-15(20)19(12)7-6-18-8-10-21-11-9-18/h2-5H,6-11H2,1H3/p+1/fC15H20N5O/h18H/q+1 E374E616A71BF33B