1. Chemistry Annotation Tool Diego Bragato [email_address]

4. Opening the tool

5. One pencil for each annotation type

6. Select an entity to annotate “a compound”

7. Enrich annotation and save

8. Annotate different entities and enrich through external lookup “CHEBI:16336”

9. Automated lookups for Multiple annotations in the text

10. Enrich with Relations annotation

11. Relations Selection “Hyaluronic Acid”

12. Class selection “Natural Mucopolysaccharide”

13. Enriched with: “Hyaluronic acid” is a “natural mucopolysaccharide” “Sodium Hyaluronan” is a “Hyaluronic Acid”

14. Text to ontology selection

15. Text to ontology annotation “Hyaluronic acid is a molecular entity”