for the following products
Fmoc-4-Fluoro-L-phenylalanine | Fmoc-L-4-Fluorophenylalanine | Fmoc-L-Phe(4-F)-OH | Fmoc-p-fluoro-Phe-OH | Fmoc-Phe(4-F)-OH | N-alpha-(9-Fluorenylmethyloxycarbonyl)-4-fluoro-L-phenylalanine and N-alpha-9-fluorenylmethoxycarbonyl-3-(4-fluorophenyl)-L-alanine