分类号 |
C07B43/00;C07B51/00;C07B61/00;C07C227/18;C07C229/08;C07C229/34;C07C229/36;C07C229/48;C07C231/12;C07C237/04;C07C237/14;C07C237/20;C07C237/24;C07C271/22;C07D207/16;C07D211/60;C07D211/62;C07D211/66;C07D213/56;C07D303/48;C07D309/14;C07D317/72;C07D333/38;C07D335/02;C07F7/18;(IPC1-7):C07C227/14;C07C229/10 |
主分类号 |
C07B43/00 |