| 分类号 |
C07C217/52;C07C229/48;C07C233/81;C07C237/06;C07D207/16;C07D207/26;C07D209/08;C07D211/14;C07D211/58;C07D211/62;C07D213/38;C07D213/61;C07D215/18;C07D215/20;C07D233/86;C07D239/26;C07D249/08;C07D249/12;C07D257/04;C07D261/08;C11D3/02;C11D3/395;C11D7/08;C11D17/00;(IPC1-7):C11D7/54 |
主分类号 |
C07C217/52 |
