How to include special characters in article title title in OJS

Description of issue or problem I’m having:
We have accepted an article that has chemical formula and special character, and the title on the title field in OJS is different from the one in the manuscript. How can I input correct characters in the title field in OJS?

Steps I took leading up to the issue:

What I tried to resolve the issue:

Application Version - e.g., OJS 3.1.2:

Additional information, such as screenshots and error log messages if applicable:

I don’t know whether or not this will work in OJS 3.3 but in the earlier versions, this still works.

No, this doesn’t work anymore in OJS 3.3.
However, for every digit there is a sub- and superscript version in Unicode.
See e.g.

Yes this solution helped. Thank you very much!

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