1# metacharacters, backslashes
2a.c		&	abc	abc
3a[bc]d		&	abd	abd
4a\*c		&	a*c	a*c
5a\\b		&	a\b	a\b
6a\\\*b		&	a\*b	a\*b
7a\bc		&	abc	abc
8a\		&C	EESCAPE
9a\\bc		&	a\bc	a\bc
10\{		bC	BADRPT
11a\[b		&	a[b	a[b
12a[b		&C	EBRACK
13# trailing $ is a peculiar special case for the BRE code
14a$		&	a	a
15a$		&	a$
16a\$		&	a
17a\$		&	a$	a$
18a\\$		&	a
19a\\$		&	a$
20a\\$		&	a\$
21a\\$		&	a\	a\
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