D ont ia nu<chr_var letter="s" var="long">∫</chr_var> <chr_var letter="s" var="long">∫</chr_var>er<chr_var letter="s" var="long">∫</chr_var> ne <chr_abbr type="reg" class="dc" expan="nus" cert="no">n-nine</chr_abbr> fr<chr_abbr type="reg" class="dc" expan="an" cert="no">a-hbar</chr_abbr><chr_var letter="s" var="long">∫</chr_var> h<chr_abbr type="reg" class="dc" expan="on" cert="no">o-hbar</chr_abbr>. 