InChI=1/C16H18N2O6/c19-8-12-13(20)14(21)15(22)16(23-12)24-18-7-9-5-6-17-11-4-2-1-3-10(9)11/h1-7,12-16,19-22H,8H2/b18-7+/t12-,13-,14-,15-,16-/m0/s1 BCF2A5B802BAF94F