ChemDraw for Excel: While launching Excel, I got a message "ROP' exploit prevented in Microsoft Excel." After this my ChemDraw for Excel add-in was not enabled

While launching Excel, I got a message "ROP' exploit prevented in Microsoft Excel." After this my ChemDraw for Excel add-in was not enabled.

We are aware of the issue the Sophos Endpoint Agent antivirus ROP exploits in Excel. 
Please retest the issue after providing an exception in your Antivirus program.

You can find more information at the following links:

https://community.sophos.com/products/intercept/f/feedback/79954/rop-exploit---excel

https://community.sophos.com/community-chat/f/community-feedback/108211/rop-exploit-prevented-in-microsoft

https://support.home.sophos.com/hc/en-us/articles/115005499966-Setting-scan-exceptions

https://support.sophos.com/support/s/article/KB-000034359?language=en_US