568 / | HD | ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES |
* | DD | ORGANIC COMPOUNDS (Class 532, Subclass 1) {4} |
1 | DF | .~ BORON CONTAINING {4} |
3 | .~.~ Plural borons containing {1} | |
4 | DF | .~.~.~> Ten or more borons containing (e.g., decaborane, etc.) {1} |