申请人:Duke University
                            
                            
                                公开号:US20170349544A1
                            
                            
                                公开(公告)日:2017-12-07
                            
                            Disclosed are compounds of formulae (I), (II), and (II)I: and pharmaceutically acceptable salts thereof, wherein the variables, R, R
1
, R
2
, R
3
, R
101
, L, D, Q, Y, X, and Z are defined herein. These compounds are useful for treating Gram-negative bacteria infections.