The present invention provides a compound of formula I
or a pharmaceutically acceptable salt thereof wherein R
1
is C
1-4
alkyl, optionally substituted with a fluoro atom, or R
1
is a cyclopropyl or cyclopropylmethyl; and R
2
is methyl or ethyl. The compound is useful as antibacterial agents.
The present invention relates to novel oxazolidinones derivatives of oxindoles of formula I or a pharmaceutically acceptable salt thereof wherein: Y
1
is CH or CF; R
1
is —C
1-4
alkyl, optionally substituted with a fluoro atom, or R
1
is —C
3-5
cycloalkyl; and R
2
is —C
1-2
alkyl. These compounds are useful as antibacterial agents.