Content model for the <chem-struct> element, which holds a chemical expression, reaction, equation, etc. that is set apart within the text
<!ENTITY % chem-struct-model
"(#PCDATA %chem-struct-elements;)* " >(#PCDATA | alt-text | long-desc | email | ext-link | uri | break | bold | fixed-case | italic | monospace | overline | roman | sans-serif | sc | strike | underline | ruby | label | def-list | list | tex-math | mml:math | named-content | styled-content | alternatives | array | code | graphic | media | preformat | fn | target | xref | sub | sup)*
JATS-display1.ent