InChI=1/C17H16F4N2O2/c18-13-2-1-3-14(16(13)19)23-10-15(24)22-9-8-11-4-6-12(7-5-11)25-17(20)21/h1-7,17,23H,8-10H2,(H,22,24)/f/h22H 4BA56CA6017B6F76