InChI=1/C16H18N4O5/c21-14-5-9(15(22)18-19-16(23)17-10-1-2-10)7-20(14)11-3-4-12-13(6-11)25-8-24-12/h3-4,6,9-10H,1-2,5,7-8H2,(H,18,22)(H2,17,19,23)/t9-/m0/s1/f/h17-19H 006253DE3769A59D