^start of line
\d+a digit, repeated at least once
-the literal - (4510 / 558 / 2D16)
\d+a digit, repeated at least once
\.the literal . (4610 / 568 / 2E16)
\d+a digit, repeated at least once
Non-Capturing Group(?:\s*\([^()]*\)\*?)? ?repeats the group contents below at most once:
\s*any whitespace character, repeated any number of times
\(the literal ( (4010 / 508 / 2816)
Negated Character Class[^()]* *matches any number of characters outside the set below:
(the literal ( (4010 / 508 / 2816)
)the literal ) (4110 / 518 / 2916)
\)the literal ) (4110 / 518 / 2916)
\*?optionally matches the literal * (4210 / 528 / 2A16)
g modifier: global. Finds all matches instead of stopping after the first
m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string