分类号 |
C07C69/66;C07C47/277;C07C51/00;C07C59/01;C07C59/135;C07C59/215;C07C59/68;C07C59/90;C07C67/00;C07C201/00;C07C205/37;C07C213/00;C07C217/84;C07C309/66;C07C313/00;C07C319/14;C07C323/52;C07D213/63;C07D213/65;C07D213/70;C07D239/38;C07D303/42;C07D307/38;C07D307/42;C07D309/12;(IPC1-7):C07C/ |
主分类号 |
C07C69/66 |