There is now an option to disable the native file choosers used by ChemDoodle in the Preferences window, under the Files tab.Updated import of MMTF/PDB data from the RCSB.PubChem access now uses the PUG REST protocol, which results in more stable communication with the PubChem database and higher quality results when using the MolGrabber widget.The SciFinder-n interface has been updated and improved for better usability and with a UI matching the current SciFinder-n product.You may perform structure, substructure and similarity searching into the Google Patents and non-patent literature databases at Google using structures drawn in ChemDoodle. Google Patents searching is integrated.RCSB PDB database connections have been switched to HTTPS. A new PubChem protocol, PUG, replaces the old Entrez protocol for better results from the MolGrabber widget. The SciFinder-n interface has been improved and updated. Google Patents is integrated to allow you to search the Google Patents and non-patent literature databases using structures drawn in ChemDoodle.