Update README.md

README.md

@@ -39,7 +39,7 @@ To run it, you will need to provide a reaction in the SMILE format
 
 After converting each of the reaction components you should combine them in the following scheme: ```ReactantA.ReactantB>AgentA>ProductA.ProductB```<br/>
 Additionally, one should prepend the task suffix ```r2s``` and append the eos token ```</s>```
-e.g. for the carbonic anhydrase ```r2sO.COO>>HCOOO.[H+]</s>```
+e.g. for the carbonic anhydrase reaction: ```r2sO.COO>>HCOOO.[H+]</s>```
 
 or via this simple python script: