| 562 / | HD | ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES |
| * | DD | ORGANIC COMPOUNDS (Class 532, Subclass 1) {41} |
| 400 | DF | .~ Carboxylic acids and salts thereof {14} |
| 512 | DF | .~.~ Acyclic {14} |
| 523 | DF | .~.~.~ Formation of carboxyl group by oxidation {8} |
| 531 | | .~.~.~.~ Of aldehyde {2} |
| 532 | DF | .~.~.~.~.~> Producing unsaturated acid {3} |
| 536 | DF | .~.~.~.~.~> Producing acetic acid |