Add paper link to README

README.md

@@ -30,6 +30,7 @@ outputs = model(**inputs, output_hidden_states=True)
 # Extract atom embeddings from last hidden states
 last_hidden_states = outputs.hidden_states[-1][0] # last_hidden_states: (N, 768) with N is input length
 ```
+*Note:* For more information about generating FG-enhanced SMILES, please visit this [GitHub repository](https://github.com/thaonguyen217/farm_molecular_representation).
 
 # Farm Molecular Representation Model
 You can read more about the model in our [paper](https://arxiv.org/pdf/2410.02082) or [webpage](https://thaonguyen217.github.io/farm/).