The present invention relates to novel amidoxime and amidine oxazolidinones of formula I , wherein R2, Y1, Y 2, Y3, X, W, G and U are as defined herein in the specification. The compounds of the present invention have potent activities against gram-positive bacteria.
                            本发明涉及公式I的新型酰胺
肟和酰胺
噁唑啉,其中R2、Y1、Y2、Y3、X、W、G和U如本说明书中所定义。本发明的化合物对革兰氏阳性细菌具有强大的活性。