preferred_name: plastoquinone-9 + 15-cis-phytoene => 15,9'-di-cis-phytofluene + plastoquinol-9
preferred_name_lc: plastoquinone-9 + 15-cis-phytoene => 15,9'-di-cis-phytofluene + plastoquinol-9
label: plastoquinone-9 + 15-cis-phytoene => 15,9'-di-cis-phytofluene + plastoquinol-9
label_lc: plastoquinone-9 + 15-cis-phytoene => 15,9'-di-cis-phytofluene + plastoquinol-9