<chr_var letter="S" var="1">S1</chr_var> il men poi<chr_var letter="s" var="long">∫</chr_var>e. <chr_abbr type="frq" class="ss" expan="et" cert="yes">et1</chr_abbr> ge m<chr_abbr type="reg" class="dc" expan="en" cert="no">e-hbar</chr_abbr> ple<chr_abbr type="reg" class="dc" expan="in" cert="no">i-hbar</chr_abbr>g. 