#the literal # (3510 / 438 / 2316)
\d+a digit, repeated at least once
\d+a digit, repeated at least once
,the literal , (4410 / 548 / 2C16)
\d+a digit, repeated at least once
\d+a digit, repeated at least once
xthe literal x (12010 / 1708 / 7816) (case sensitive)
\d+a digit, repeated at least once
g modifier: global. Finds all matches instead of stopping after the first