分类号 |
C07C311/08;C07C317/14;C07C317/22;C07C317/24;C07C317/32;C07C317/42;C07C317/44;C07C323/65;C07D213/61;C07D213/64;C07D213/70;C07D215/36;C07D215/60;C07D233/54;C07D249/06;C07D249/08;C07D249/18;C07D261/08;C07D271/10;C07D277/26;C07D333/34;C07D401/12;C07D471/04;C07D473/38 |
主分类号 |
C07C311/08 |