| 534 / | HD | ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES |
|
| * | DD | ORGANIC COMPOUNDS (CLASS 532, SUBCLASS 1) {8} |
| 573 | DF | .~ Azo {51} |
| 751 | DF | .~.~ Hetero ring containing {5} |
| 753 | DF | .~.~.~ Azo bonded directly to the hetero ring or to a polycyclo ring system which contains the hetero ring as one of the cyclos {11} |
| 791 | DF | .~.~.~.~ Carbocyclic ring bonded directly to the hetero ring or to the polycyclo ring system which contains the hetero ring {1} |
| 792 | DF | .~.~.~.~.~ Pyrazole containing (including hydrogenated) {1} |
| 793 |  | .~.~.~.~.~.~ Sulfonyl containing |