In TeXForm#
TeXForm parses this entry as a character leaf mapped to U+2268 (LESS-THAN BUT NOT EQUAL TO).
The ≨ symbol (Less-than but not equal to, U+2268), written as \lvertneqq in LaTeX math mode.
TeXForm parses this entry as a character leaf mapped to U+2268 (LESS-THAN BUT NOT EQUAL TO).