+repeats the group contents below at least once:
Non-Capturing Group(?:Fwd|Re) Fwdthe literal text Fwd (case insensitive) Rethe literal text Re (case insensitive) \h*any horizontal whitespace character, repeated any number of times
:the literal : (5810 / 728 / 3A16)
\h*any horizontal whitespace character, repeated any number of times