What character(s) does a bitstring is encoded in each character set?

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-181ac81ac¬¬
SJIS-WIN81ac81ac〓〓
EUC-JP81ac81ac??
UTF-881ac81ac????
UHC81ac81ac겕겕