| abstract |
(57) [Summary] (Correction) [Constitution] The following formula I [In the formula, R is Z is O or S, R 1 and R 2 are substituted or unsubstituted phenyl groups, monocyclic or bicyclic heteroaryl groups, m is 0 or 1, and n is 2 or 2.], a novel oxazolidinone. [Effect] The above compounds have a sedative effect on the central nervous system. |