<macroSpec ident="data.NOTEHEADMODIFIER.pat" module="MEI" type="dt">
                        
                        <desc>Captures text rendered in the center of the notehead.</desc>
                        
                        <content>
                           
                           <rng:choice>
                              
                              <rng:data type="string">
                                 
                                 <rng:param name="pattern">centertext\((A|B|C|D|E|F|G)(f|♭|n|♮|s|♯)?\)</rng:param>
                                 </rng:data>
                              
                              <rng:data type="string">
                                 
                                 <rng:param name="pattern">centertext\(H(s|♯)?\)</rng:param>
                                 </rng:data>
                              </rng:choice>
                           </content>
                        </macroSpec>