How to make a Case-insensitive url redirect to a case-sensitive url

Ex:
https://example.com/example/index.html to https://example.com/ExamPLe/index.html

RewriteEngine On

RewriteCond %{REQUEST_URI} !/WebMaster/ 
RewriteRule ^/?webmaster/(.*) http://www.example.com/WebMaster/$1 [NC,R=301,L]