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README.md

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 ## text datasets
 
 - [BioRxiv XML](https://www.biorxiv.org/tdm) - Bulk access to the full text of bioRxiv articles for the purposes of text and data mining (TDM) is available via a dedicated Amazon S3 resource.
+- [ChemTables](https://doi.org/10.17632/g7tjh7tbrj.3): 788 chemical patent tables with labels of their content type. [Built for semantic classification of table type](https://jcheminf.biomedcentral.com/articles/10.1186/s13321-021-00568-2#Abs1). Licensed under CC BY NC 3.0.
 - [Europe PMC](https://europepmc.org/downloads) - Bulk download of full text and SI of > 5 million articles.
 - [IUPAC Gold Book](https://goldbook.iupac.org/)
 - [LibreText](https://chem.libretexts.org/): Open-access chemistry textbook.
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 - [PubMed central](https://www.ncbi.nlm.nih.gov/pmc/): free full-text archive
 - [PubMed](https://pubmed.ncbi.nlm.nih.gov/): abstracts and outlinks
 - [S2ORC](https://github.com/allenai/s2orc): The Semantic Scholar Open Research Corpus.  81.1M English-language academic papers spanning many academic disciplines  largest publicly-available collection of machine-readable academic text). Released under CC BY-NC 4.0.
-- [ChemTables](https://doi.org/10.17632/g7tjh7tbrj.3): 788 chemical patent tables with labels of their content type. [Built for semantic classification of table type](https://jcheminf.biomedcentral.com/articles/10.1186/s13321-021-00568-2#Abs1). Licensed under CC BY NC 3.0.
 ## structures 
 
 - [Crystallography Open Database](http://www.crystallography.net/cod/): open-access collection of crystal structures of organic, inorganic, metal-organic compounds and minerals, excluding biopolymers. [They also derived SMILES for some compounds.](https://doi.org/10.1186/s13321-018-0279-6)