| 摘要 |
Aminophosphonic acid derivatives (e.g., 2-amino-5-Ä4-(3-benzyloxyphenylthio)-2-chlorophenylÜ-2-methylpentylphosphonate monoester) are represented by the following general formula (1) : <CHEM> and act as effective S1P receptor modulators while posing less side effects. |
