InChI=1/C16H14N4O2/c17-14-12-8-11(6-7-13(12)19-16(18)20-14)15(21)22-9-10-4-2-1-3-5-10/h1-8H,9H2,(H4,17,18,19,20)/p+1/fC16H15N4O2/h19H,17-18H2/q+1 C681D5635CED02E3