Update README.md

README.md

@@ -29,14 +29,14 @@ Steps to prepare the database:
 
 ```bash
 # Download all ZINC20 tranches from 'in-stock, lead-like' subset
-!mkdir zinc
-!wget -i ZINC-downloader-2D-smi.uri -P zinc
+mkdir zinc
+wget -i ZINC-downloader-2D-smi.uri -P zinc
 
 # Remove first line of every file and save into txt file
-!for i in zinc/*; do tail -n +2 "$i" > "$i".txt; done
+for i in zinc/*; do tail -n +2 "$i" > "$i".txt; done
 
 # Concatenate all created files into one (contains 4015274 ligands)
-!cat zinc/*.txt > zinc_all.txt
+cat zinc/*.txt > zinc_all.txt
 ```
 
 3) Parse the concatenated text file into a Huggingface dataset