Diagram of the [11C]CHF3 production apparatus (up-left). Photogram of the [11C]CHF3 production apparatus (up-right). Monitoring the [11C]CHF3 production using radiodetectors 1-4 (bottom-left). HPLC chromatogram of [11C]CHF3 (HPLC condition: Phenomenex Gemini® 5μm 150*4.6 mm C-18 column; flow rate, 1mL/min; eluent: 0.1 M Trifluoroacetic acid solution of H2O-MeCN (95/5)) (bottom-right).