Content model for a chemical structure wrapper element, <chem-struct-wrap>
<!ENTITY % chem-struct-wrap-model
"((%id.class;)*, (%caption.class;)?,
(%access.class;)*,
(%inside-chem-struct-wrap.class;)+,
%display-back-matter;)" >((object-id)*, (caption)?, (alt-text | long-desc)*, (alternatives | chem-struct | code | graphic | media | preformat | textual-form)+, attrib?, permissions?)
JATS-articleauthcustom-models1.ent