InChI=1/C18H14N2O3/c21-16-8-4-3-7-14(16)11-19-20-18(23)15-9-12-5-1-2-6-13(12)10-17(15)22/h1-11,21-22H,(H,20,23)/b19-11-/f/h20H	2401E201E83B133F