If you have a Document to Structure license you will be able to import chemical structures from the text and images of different types of documents.
To import structures form a file with Document to Structure, follow the steps below.
Click Import under the File group on the ribbon.
On the Import File dialog, click the browse icon.
Select All files or Documents to list the available files.
For information about the various import options, see Import File in JChem for Office.
You can import from the following file formats:
.doc
.docx
.xls
.xlsx
.ppt
.pptx
.pdf
.htm
.html
.odt
.xml
Importing chemical structures from images requires OSRA. For more information about importing with OSRA, see Image Import in Marvin.
Importing chemical structures from texts does not require OSRA.