INTERLINEAR ANNOTATION TERMINATOR
U+FFFB
Block
Specials
Category
Format
UTF-8
0xEF 0xBF 0xBB
UTF-16
0xFF 0xFE 0xFB 0xFF
UTF-32
0xFF 0xFE 0x0 0x0 0xFB 0xFF 0x0 0x0
HTML

Python
u"\uFFFB"