<chr_abbr type="reg" class="dc" expan="Que" cert="no">Q-hbar</chr_abbr> ci<chr_var letter="s" var="long">∫</chr_var> cemi<chr_abbr type="" class="" expan="" cert="no">[apost]</chr_abbr><chr_var letter="s" var="long">∫</chr_var> <chr_abbr type="frq" class="ss" expan="est" cert="no">est</chr_abbr> <chr_abbr type="frq" class="ct" expan="molt" cert="no">ml[apost]t</chr_abbr> e<chr_var letter="s" var="long">∫</chr_var>troi<chr_var letter="s" var="long">∫</chr_var> 