*repeats the group contents below any number of times:
,the literal , (4410 / 548 / 2C16)
\s*a Unicode whitespace character, repeated any number of times
\d{2}a Unicode decimal digit, repeated exactly 2 times
Non-Capturing Group(?:-\d{2})? ?repeats the group contents below at most once:
-the literal - (4510 / 558 / 2D16)
\d{2}a Unicode decimal digit, repeated exactly 2 times