preferred_name: hydrogen sulfide + 2 Fe(III)-[cytochrome c] => sulfur + 2 Fe(II)-[cytochrome c] + H(+)
preferred_name_lc: hydrogen sulfide + 2 fe(iii)-[cytochrome c] => sulfur + 2 fe(ii)-[cytochrome c] + h(+)
label: hydrogen sulfide + 2 Fe(III)-[cytochrome c] => sulfur + 2 Fe(II)-[cytochrome c] + H(+)
label_lc: hydrogen sulfide + 2 fe(iii)-[cytochrome c] => sulfur + 2 fe(ii)-[cytochrome c] + h(+)