LEFTWARDS DOUBLE ARROW-TAIL U+291B

BlockSupplemental Arrows-B
CategoryMath Symbol
UTF-80xE2 0xA4 0x9B
UTF-160xFF 0xFE 0x1B 0x29
UTF-320xFF 0xFE 0x0 0x0 0x1B 0x29 0x0 0x0
HTML⤛
Pythonu"\u291B"