InChI=1/C15H15N5O4/c16-15(19-17-7-9-1-3-11(21)5-13(9)23)20-18-8-10-2-4-12(22)6-14(10)24/h1-8,21-24H,(H3,16,19,20)/p+1/b17-7+,18-8+/fC15H16N5O4/h19-20H,16H2/q+1 7E6072C76B4E90FA