556 / | HD | ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES |
* | DD | ORGANIC COMPOUNDS (Class 532, Subclass 1) {3} |
1 | DF | .~ HEAVY METAL CONTAINING (e.g., Ga, In or T1, etc.) {19} |
118 | DF | .~.~ Zinc, cadmium, or mercury containing (Zn, Cd, or Hg) {3} |
121 | DF | .~.~.~ Carbon bonded directly to the metal {3} |
129 | .~.~.~.~ The compound consists of the metal, carbon and hydrogen (e.g., dialkyl zinc, etc.) |