$$
      \circlearrowleft,
      \circlearrowright,
      \curvearrowleft,
      \curvearrowright,
      \dashleftarrow,
      \dashrightarrow,
      \downdownarrows,
      \leftarrowtail,
      \leftleftarrows,
      \leftrightarrows,
      \leftrightsquigarrow,
      \Lleftarrow,
      \looparrowleft,
      \looparrowright,
      \nLeftarrow,
      \nleftarrow,
      \nLeftrightarrow,
      \nleftrightarrow,
      \nRightarrow,
      \nrightarrow,
      \rightarrowtail,
      \rightleftarrows,
      \rightrightarrows,
      \rightsquigarrow,
      \Rrightarrow,
      \twoheadleftarrow,
      \twoheadrightarrow,
      \upuparrows
$$
