514 / | HD | DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS |
|
1 | DF | DESIGNATED ORGANIC ACTIVE INGREDIENT CONTAINING (DOAI) {29} |
183 | DF | .~ Heterocyclic carbon compounds containing a hetero ring having chalcogen (i.e., O,S,Se or Te) or nitrogen as the only ring hetero atoms DOAI {16} |
359 | DF | .~.~ Five-membered hetero ring containing at least one nitrogen ring atom (e.g., 1,2,3-triazoles, etc.) {11} |
361 | DF | .~.~.~ Plural ring nitrogens and a single chalcogen in the hetero ring {3} |
364 | | .~.~.~.~ Oxadiazoles (including hydrogenated) |