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

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-13f818f3f3f3f5448????TH
SJIS-WIN3f818f3f3f3f5448?¥???TH
EUC-JP3f818f3f3f3f5448????TH
UTF-83f818f3f3f3f5448??????TH
UHC3f818f3f3f3f5448?걦???TH