InChI=1/C11H15N5O3/c1-15-7-9(18)16(11(15)19)6-2-3-8(17)14-10-12-4-5-13-10/h4-5H,2-3,6-7H2,1H3,(H2,12,13,14,17)/f/h12-13H E3E8D03F4F0A4487