<chr_var letter="S" var="1">S1</chr_var> e de<chr_var letter="s" var="long">∫</chr_var>arm<chr_abbr type="reg" class="dc" expan="en" cert="no">e-hbar</chr_abbr>t tot me<chr_abbr type="reg" class="dc" expan="in" cert="no">i-hbar</chr_abbr>ten<chr_abbr type="reg" class="dc" expan="an" cert="no">a-hbar</chr_abbr>t. 