006131: InChI=1.12Beta/C17H16N4O4/c1-11-8-9-14(15(10-11)21(24)25)19-20-16(12(2)22)17(23)18-13-6-4-3-5-7-13/h1-2H3,3-10H,16H,(H-,18,23,24,25)/b20-19+/t16-/m1/s1