Undefined Character (U+11ABF)

Plane:	Supplementary Multilingual Plane, U+10000 - U+1FFFF^[1]
HTML Entity:	`𑪿` `𑪿`
UTF-8 Encoding:	`0xF0 0x91 0xAA 0xBF`
UTF-16 Encoding:	`0xD806 0xDEBF`
UTF-32 Encoding:	`0x00011ABF`

References