Remove parenthesis and everything in between.

How do I rename the following:

CanonShot (2015_10_31 05_10_38 UTC) (2015_11_16 00_00_47 UTC).pdf

to:

CanonShot.pdf.
Remove pattern: \([^\)]*\)
Use regular expressions

Explanation of regex..

\( matches a single instance of "("
[^\)]* matches a string of any characters not including ")"
\( matches a single instance of ")"
Remove pattern: \([^\)]*\)
Use regular expressions

Explanation of regex..

\( matches a single instance of "("
[^\)]* matches a string of any characters not including ")"
\( matches a single instance of ")"