In TeXForm#
TeXForm parses this entry as a character leaf mapped to U+22E6 (LESS-THAN BUT NOT EQUIVALENT TO).
The ⋦ symbol (Less-than but not equivalent to, U+22E6), written as \lnsim in LaTeX math mode.
TeXForm parses this entry as a character leaf mapped to U+22E6 (LESS-THAN BUT NOT EQUIVALENT TO).