='fu'><a href='https://rdrr.io/r/base/c.html'>c</a></span>(<span class='fl'>0.20</span>, <span class='fl'>0.40</span>, <span class='fl'>0.60</span>, <span class='fl'>0.80</span>, <span class='fl'>0.90</span>),
                        <span class='kw'>true_tox</span> <span class='kw'>=</span> <span class='fu'><a href='https://rdrr.io/r/base/c.html'>c</a></span>(<span class='fl'>0.05</span>, <span class='fl'>0.10</span>, <span class='fl'>0.15</span>, <span class='fl'>0.20</span>, <span class='fl'>0.40</span>)