In TeXForm#
TeXForm parses this entry as a character leaf mapped to U+2197 (NORTH EAST ARROW).
\to\rightarrow\longrightarrow\mapsto\xrightarrow\Rightarrow\Leftrightarrow\leftarrow\longmapsto\hookrightarrow\Longrightarrow\nearrow
\nearrowSymbol
The ↗ symbol (North east arrow, U+2197), written as \nearrow in LaTeX math mode.