InChI=1/C16H11IN2O2/c17-12-6-8-13(9-7-12)19-16(21)14(15(20)18-19)10-11-4-2-1-3-5-11/h1-10H,(H,18,20)/b14-10-/f/h18H B83B9BAC2E2F5C4B