\begin{tabbing}
(\=(Unfold `sq\_type` 0) \+
\\[0ex]CollapseTHEN (UnivCD 
\-\\[0ex]THENW (Auto\_aux (first\_nat 1:n) ((first\_nat 
\\[0ex]1:n),(first\_nat 3:n)) (first\_tok :t) inil\_term)))$\cdot$
\end{tabbing}