“…6,154.7,154.6,152.5,151.8,127.1,120.7 (q,J = 323 Hz,Tf),118.7,116.8,111.6,110.4,109.2,96.0,73.4,46.5,44.2,18.5,12.3. 19 F NMR (376 MHz, 3,163.4,155.6,155.5,152.7,152.2,147.5,127.5,120.7 (q,J = 323 Hz,Tf),117.4,114.8,113.1,111.5,110.7,95.9,44.4,42.5,18.9,12.4. 19 F NMR (376 MHz, 2,158.8,156.0,155.4,154.5,153.1,152.4,136.7 (q,J = 32 Hz),125.4,124.9,121.5 (q,J = 277 Hz),120.5 (q,J = 323 Hz),116.6,…”