| 摘要 |
PROBLEM TO BE SOLVED: To provide a compound having excellent TH1-selective immunosuppressive action, its pharmacologically acceptable salt, its ester or the other derivatives. SOLUTION: The oxazolidinone derivative is represented by formula (I) [wherein R<SP>1</SP>and R<SP>2</SP>are each a substituted phenyl group; R<SP>3</SP>and R<SP>4</SP>are each a hydrogen atom or a lower alkyl group; R<SP>5</SP>is a lower alkyl group, a lower alkyl-sulfinyl-lower alkyl group or a lower alkylsulfonyl-lower alkyl group; n is an integer of 1 to 6]. COPYRIGHT: (C)2004,JPO
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