preferred_name: Trunk of upper branch of left internal laryngeal nerve to epiglottic vallecula
preferred_name_lc: trunk of upper branch of left internal laryngeal nerve to epiglottic vallecula
label: Trunk of upper branch of left internal laryngeal nerve to epiglottic vallecula
label_lc: trunk of upper branch of left internal laryngeal nerve to epiglottic vallecula