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} |
308 | ![]() | .~.~ Carbon bonded directly to -NCX or -XCN, wherein X is chalcogen (e.g., cyanate, thiocyanate, or isothiocyanate, etc.) |