.*any character (except for line terminators), repeated any number of times
\(the literal ( (4010 / 508 / 2816)
Group 1([[:blank:]]*[[:alnum:]]*[[:blank:]]*\**[[:blank:]]*[[:alnum:]]*[[:blank:]]*,){5} {5}repeats the group contents below exactly 5 times:
Character Class[[:blank:]]* *matches any number of characters from the set below:
[:blank:]a whitespace character, excluding line breaks [ \t]
Character Class[[:alnum:]]* *matches any number of characters from the set below:
[:alnum:]an alphanumeric character [a-zA-Z0-9]
Character Class[[:blank:]]* *matches any number of characters from the set below:
[:blank:]a whitespace character, excluding line breaks [ \t]
\**the literal * (4210 / 528 / 2A16) , repeated any number of times
Character Class[[:blank:]]* *matches any number of characters from the set below:
[:blank:]a whitespace character, excluding line breaks [ \t]
Character Class[[:alnum:]]* *matches any number of characters from the set below:
[:alnum:]an alphanumeric character [a-zA-Z0-9]
Character Class[[:blank:]]* *matches any number of characters from the set below:
[:blank:]a whitespace character, excluding line breaks [ \t]
,the literal , (4410 / 548 / 2C16)
Character Class[[:blank:]]* *matches any number of characters from the set below:
[:blank:]a whitespace character, excluding line breaks [ \t]
Character Class[[:alnum:]]* *matches any number of characters from the set below:
[:alnum:]an alphanumeric character [a-zA-Z0-9]
Character Class[[:blank:]]* *matches any number of characters from the set below:
[:blank:]a whitespace character, excluding line breaks [ \t]
\**the literal * (4210 / 528 / 2A16) , repeated any number of times
Character Class[[:blank:]]* *matches any number of characters from the set below:
[:blank:]a whitespace character, excluding line breaks [ \t]
Character Class[[:alnum:]]* *matches any number of characters from the set below:
[:alnum:]an alphanumeric character [a-zA-Z0-9]
Character Class[[:blank:]]* *matches any number of characters from the set below:
[:blank:]a whitespace character, excluding line breaks [ \t]
\)the literal ) (4110 / 518 / 2916)