| 504 / | HD | PLANT PROTECTING AND REGULATING COMPOSITIONS |
|
| 116 | DF | PLANT GROWTH REGULATING COMPOSITIONS (E.G., HERBICIDES, ETC.) {9} |
| 189 | DF | .~ Organic active compound containing {19} |
| 209 | DF | .~.~ Hetero ring containing {11} |
| 210 | DF | .~.~.~ Acyclic urea or thiourea bonded directly to ring carbon of the hetero ring (i.e., HNH-C(=X)-NH-, wherein X is sulfur or oxygen and substitution may be made for hydrogen only) {2} |
| 211 | DF | .~.~.~.~ Sulfonyl bonded directly to the urea or thiourea nitrogen (e.g., N-phenylsulfonyl-N'- pyridinylureas, etc.) {2} |
| 212 | DF | .~.~.~.~.~ The hetero ring consists of three nitrogens and three carbons {1} |
| 213 |  | .~.~.~.~.~.~ Additional hetero ring containing |