<chr_abbr type="reg" class="sc" expan="Qua" cert="no">Q-alpha</chr_abbr> nt il <chr_var letter="s" var="long">∫</chr_var>i g<chr_abbr type="reg" class="sc" expan="rant" cert="no">nt-omeg</chr_abbr> paine i a mi<chr_var letter="s" var="long">∫</chr_var>e 