<chr_abbr type="frq" class="ss" expan="et" cert="yes">et1</chr_abbr> delui <chr_var letter="s" var="long">∫</chr_var>eruir m<chr_abbr type="reg" class="dc" expan="ont" cert="no">ot-hbar</chr_abbr> <chr_var letter="s" var="long">∫</chr_var>epeno<chr_abbr type="reg" class="dc" expan="inet" cert="no">iet-hbar</chr_abbr> 