<span class='st'>"left"</span>,
  <span class='kw'>legend_location</span> <span class='kw'>=</span> <span class='st'>"top_right"</span>,
  <span class='kw'>tools</span> <span class='kw'>=</span> <span class='fu'><a href='https://rdrr.io/r/base/c.html'>c</a></span>(<span class='st'>"pan"</span>, <span class='st'>"wheel_zoom"</span>, <span class='st'>"box_zoom"</span>, <span class='st'>"reset"</span>, <span class='st'>"save"</span>, <span class='st'>"help"</span>),
  <span class='kw'>theme</span> <span class=