| 514 / | HD | DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS |
| 1 | DF | DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) {29} |
| 715 | DF | .~ Ether DOAI {3} |
| 717 | DF | .~.~ Benzene ring containing {1} |
| 718 | | .~.~.~ Plural oxygens {3} |
| 719 | DF | .~.~.~.~> Alicyclic ring |
| 720 | DF | .~.~.~.~> Acyclic carbon to carbon unsaturation |
| 721 | DF | .~.~.~.~> Plural benzene rings |