A i<chr_abbr type="" class="" expan="" cert="no">[apost]</chr_abbr><chr_var letter="s" var="long">∫</chr_var> e<chr_var letter="s" var="long">∫</chr_var>toient <chr_abbr type="reg" class="sc" expan="tre" cert="no">t-e</chr_abbr><chr_var letter="s" var="long">∫</chr_var>tuit ent<chr_abbr type="reg" class="dc" expan="en" cert="no">e-hbar</chr_abbr>ce 