InChI=1/C21H17F2N/c22-16-7-3-12(4-8-16)20-18-14-1-2-15(11-14)19(18)21(24-20)13-5-9-17(23)10-6-13/h3-10,14-15,24H,1-2,11H2/t14-,15+ 598A13038ADF3F1A