| 430 / | HD | RADIATION IMAGERY CHEMISTRY: PROCESS, COMPOSITION, OR PRODUCT THEREOF |
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| 495.1 | DF | RADIATION SENSITIVE PRODUCT {7} |
| 564 | DF | .~ Silver compound sensitizer containing {18} |
| 570 | DF | .~.~ Spectral sensitizing {6} |
| 581 | DF | .~.~.~ Cyanine sensitizer {2} |
| 583 | DF | .~.~.~.~ Containing odd number of methine groups {2} |
| 585 |  | .~.~.~.~.~ Three methine groups, i.e., carbocyanines {4} |
| 586 | DF | .~.~.~.~.~.~> Linking six-membered hetero to five-membered hetero |
| 587 | DF | .~.~.~.~.~.~> Hetero ring bridged or fused to hetero ring |
| 588 | DF | .~.~.~.~.~.~> Hetero rings bridged or fused to carbocyclic rings {1} |
| 590 | DF | .~.~.~.~.~.~> Only one hetero ring fused or bridged to carbocyclic ring |