preferred_name: IDP + phosphoenolpyruvate + H(+) => ITP + pyruvate
preferred_name_lc: idp + phosphoenolpyruvate + h(+) => itp + pyruvate
label: IDP + phosphoenolpyruvate + H(+) => ITP + pyruvate
label_lc: idp + phosphoenolpyruvate + h(+) => itp + pyruvate