\begin{table}%T1
      \caption{Chemistry of the ejecta.}
         \label{ejecta}
     $$ 
\begin{array}{c c c c c c c c}
 \hline\hline
 \noalign{\smallskip}
  {\rm Model}      & Y^a & ^{7}{\rm Li}^b & [^{12}{\rm C}]^c & [^{14}{\rm N}]^c & [^{16}{\rm O}]^c & [^{23}{\rm Na}]^c & [^{24}{\rm Mg}]^c \\
\noalign{\smallskip}
\hline
\noalign{\smallskip}
MLT17 & 0.32 & 2.0 & -0.3 & 1.51 & -0.40 & 0.78 & -0.45	\\
MLT21 & 0.32 & 1.9 & -0.5 & 1.34 & -0.55 & 0.60 & -0.83	\\
FST   & 0.31 & 1.9 & -0.7 & 1.13 & -0.60 &-0.16 & -0.95	\\
\noalign{\smallskip}
\hline
         \end{array}
     $$ 
\begin{list}{}{}
\item[$^{{a}}$] Helium mass fraction of the ejecta.
\item[$^{{b}}$] Lithium content of the ejecta on the
scale $\log(N(^7\rm{Li}))=\log(^7\rm{Li}/\rm{H})+12.00$.
\item[$^{{c}}$] Average abundances with respect 
to the initial value:  
$[X]=\log(X_{\rm ejecta}/X_{\rm initial})$. 
\end{list}
\end{table}