562 / | HD | ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES |
* | DD | ORGANIC COMPOUNDS (Class 532, Subclass 1) {41} |
400 | DF | .~ Carboxylic acids and salts thereof {14} |
512 | DF | .~.~ Acyclic {14} |
553 | DF | .~.~.~ Nitrogen bonded to carbon of organic radical (e.g., amino acids, etc.) {10} |
561 | DF | .~.~.~.~ Plural nitrogens {4} |
562 | .~.~.~.~.~ Lysine per se or salt thereof |