Data dropbox links adding to correlate spreadsheet model numbers

We need another spreadsheet arranged so that the Dropbox image link is entered into the Custom Attributes column.
Could you please see the attached spreadsheet and use the Dropbox link below to extract the dropbox image links and place them in the spreadsheet in the Custom Attributes column?
https://www.dropbox.com/home/Available%20StockEach link must follow this format as an example:
https://www.dropbox.com/sh/mhm6rd6cwqz6ts4/AAC-TQj2sK4m3lIUFST-gBAMa/Contemporary Style Rugs/7-9M2/83945.JPG?raw=1
If you could do this for £20 as before, that would be much appreciated.