 Boc-D-4-Methylphenylalanine | Boc-L-4-Methylphenylalanine | D-4-Methylphenylalanine | L-4-Methylphenylalanine |
| Fmoc-L-3-Methylphenylalanine | Boc-D-3-Methylphenylalanine | Boc-L-3-Methylphenylalanine | D-3-Methylphenylalanine |
| L-3-Methylphenylalanine | Fmoc-D-2-Methylphenylalanine | Fmoc-L-2-Methylphenylalanine | Boc-D-2-Methylphenylalanine |
| Boc-L-2-Methylphenylalanine | D-2-Methylphenylalanine | L-2-Methylphenylalanine | Fmoc-D-2,3,4,5,6-PentafluoroPhenylalanine |
| Fmoc-L-2,3,4,5,6-PentafluoroPhenylalanine | Boc-D-2,3,4,5,6-PentafluoroPhenylalanine | Boc-L-2,3,4,5,6-PentafluoroPhenylalanine | D-2,3,4,5,6-PentafluoroPhenylalanine |
| L-2,3,4,5,6-PentafluoroPhenylalanine | Fmoc-D-3,4-Fluorophenylalanine | Fmoc-L-3,4-Fluorophenylalanine | Boc-D-3,4-Fluorophenylalanine |
| Boc-L-3,4-Fluorophenylalanine | D-3,4-Fluorophenylalanine | L-3,4-Fluorophenylalanine | Fmoc-D-3,5-Fluorophenylalanine |
| Fmoc-L-3,5-Fluorophenylalanine | Boc-D-3,5-Fluorophenylalanine | Boc-L-3,5-Fluorophenylalanine | L-3,5-Fluorophenylalanine |
| Fmoc-D-4-Fluorophenylalanine | Fmoc-L-4-Fluorophenylalanine | Boc-L-4-Fluorophenylalanine | D-4-Fluorophenylalanine |
| L-4-Fluorophenylalanine | Fmoc-D-3-Fluorophenylalanine | Fmoc-L-3-Fluorophenylalanine | Boc-D-3-Fluorophenylalanine |
| Boc-L-3-Fluorophenylalanine | D-3-Fluorophenylalanine | L-3-Fluorophenylalanine | Fmoc-D-2-Fluorophenylalanine |
| Fmoc-L-2-Fluorophenylalanine | Boc-D-2-Fluorophenylalanine | Boc-L-2-Fluorophenylalanine | D-2-Fluorophenylalanine |
| L-2-Fluorophenylalanine | Fmoc-D-4-Iodophenylalanine | Fmoc-L-4-Iodophenylalanine | Boc-D-4-Iodophenylalanine |
| Boc-L-4-Iodophenylalanine | D-4-Iodophenylalanine | L-4-Iodophenylalanine | Fmoc-D-4-Bromophenylalanine |
| Fmoc-L-4-Bromophenylalanine | Boc-D-4-Bromophenylalanine | Boc-L-4-Bromophenylalanine | D-4-Bromophenylalanine |
| L-4-Bromophenylalanine | Fmoc-D-3-Bromophenylalanine | Fmoc-L-3-Bromophenylalanine | Boc-D-3-Bromophenylalanine |
| Boc-L-3-Bromophenylalanine | L-3-Bromophenylalanine | Fmoc-D-2-Bromophenylalanine | Fmoc-L-2-Bromophenylalanine |
| Boc-D-2-Bromophenylalanine | Boc-L-2-Bromophenylalanine | D-2-Bromophenylalanine | L-2-Bromophenylalanine |
| L-2,6-Dichlorophenylalanine | D-2,5-Dichlorophenylalanine | L-2,5-Dichlorophenylalanine | L-3,5-Dichlorophenylalanine |
| Fmoc-D-3,4-Dichlorophenylalanine | Fmoc-L-3,4-Dichlorophenylalanine | Boc-D-3,4-Dichlorophenylalanine | Boc-L-3,4-Dichlorophenylalanine |
| D-3,4-Dichlorophenylalanine | L-3,4-Dichlorophenylalanine | Boc-D-2,4-Dichlorophenylalanine | Boc-L-2,4-Dichlorophenylalanine |
| D-2,4-Dichlorophenylalanine | L-2,4-Dichlorophenylalanine | Fmoc-D-3-Chlorophenylalanine | Fmoc-L-3-Chlorophenylalanine |
| Boc-D-3-Chlorophenylalanine | Boc-L-3-Chlorophenylalanine | D-3-Chlorophenylalanine | L-3-Chlorophenylalanine |
| Fmoc-D-2-Chlorophenylalanine | Fmoc-L-2-Chlorophenylalanine | Boc-D-2-Chlorophenylalanine | Boc-L-2-Chlorophenylalanine |
| D-2-Chlorophenylalanine | L-2-Chlorophenylalanine | L-3-(3-Pyridyl)-alanine HCL | D-3-(3-Pyridyl)-alanine HCL |
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