InChI=1S/C10H13N5O3/c11-8-7-9(13-3-12-8)15(4-14-7)10-5(1-16)6(2-17)18-10/h3-6,10,16-17H,1-2H2,(H2,11,12,13)/t5-,6-,10-/m1/s1