Structure of Compound. ??

MASS 1051 100 1757 2447 % of Base Peak 50 77 1271 2057 50 100 150 200 m/z IR 100 am 50 % Transmittance 3548 12736 11651 -972 4000 3000 1000 2000 Wavenumber (cm-1) 'H NMR 300 MHz 19F NMR 282.4 MHz MT 7.8 7.7 7.6 7.5 ppm 5.5 5.0 4.5 4.0 ppm -74.6 - 74.7 ppm 7.5 7.0 6.5 6.0 13C/DEPT 75.5 MHz T 124 130 128 126 122 120 118 ppm 78 77 76 ppm