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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-13f3f3f3f3f3f3f3f3f3f3f3f3f818b3f3f819881ca4242?????????????‹??˜ÊBB
SJIS-WIN3f3f3f3f3f3f3f3f3f3f3f3f3f818b3f3f819881ca4242?????????????°??§¬BB
EUC-JP3f3f3f3f3f3f3f3f3f3f3f3f3f818b3f3f819881ca4242?????????????????????B
UTF-83f3f3f3f3f3f3f3f3f3f3f3f3f818b3f3f819881ca4242?????????????????????BB
UHC3f3f3f3f3f3f3f3f3f3f3f3f3f818b3f3f819881ca4242?????????????걢??걯곅BB