| 435 / | HD | CHEMISTRY: MOLECULAR BIOLOGY AND MICROBIOLOGY |
| 41 | DF | MICRO-ORGANISM, TISSUE CELL CULTURE OR ENZYME USING PROCESS TO SYNTHESIZE A DESIRED CHEMICAL COMPOUND OR COMPOSITION {26} |
| 132 | DF | .~ Preparing oxygen-containing organic compound {6} |
| 155 | DF | .~.~ Containing hydroxy group {2} |
| 157 | DF | .~.~.~ Acyclic {3} |
| 158 | | .~.~.~.~ Polyhydric {1} |
| 159 | DF | .~.~.~.~.~> Glycerol |