InChI=1/C11H13N3O4/c12-6-3-7(6)13-8-4-10-11(18-2-1-17-10)5-9(8)14(15)16/h4-7,13H,1-3,12H2/p+1/t6-,7+/m0/s1/fC11H14N3O4/h12H/q+1 BAA991AEBCE16D5B