*repeats the group contents below any number of times:
,the literal , (4410 / 548 / 2C16)
\h+any horizontal whitespace character, repeated at least once
Negated Character Class[^,\n]+ +matches at least one character outside the set below:
,the literal , (4410 / 548 / 2C16)
\na line-feed (newline) character (ASCII 10)