preferred_name: phosphoenolpyruvate + H(+) <=> 3-phosphonopyruvate
preferred_name_lc: phosphoenolpyruvate + h(+) <=> 3-phosphonopyruvate
label: phosphoenolpyruvate + H(+) <=> 3-phosphonopyruvate
label_lc: phosphoenolpyruvate + h(+) <=> 3-phosphonopyruvate