Prevent copy paste over data validation in multiple columns

HI All,
I tried the below code to prevent Copy pasting data to Data validation. It works if I try in a single column. My challenge is that I have data validation in 6 to 7 columns which vaies from Col. C to X. I cant able to prevent those using the below code from copy paste. Requiring your experts help

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Regards,
Vivek T

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