preparation-of-steane-code-state" id="toc-deterministic-fault-tolerant-preparation-of-steane-code-state" class="nav-link" data-scroll-target="#deterministic-fault-tolerant-preparation-of-steane-code-state">2. Deterministic fault-tolerant preparation of Steane code state</a></li>
  <li><a href="#flag-ft-stabilizer-0rangle_l-measurement" id="toc-flag-ft-stabilizer-0rangle_l-measurement" class="nav-link" data-scroll-target="#flag-ft-stabilizer-0rangle_l-measurement">3. Flag-FT stabilizer <span class="math inli