preferred_name: NH4(+) + 2 CO2 => cyanate + hydrogencarbonate + 3 H(+)
preferred_name_lc: nh4(+) + 2 co2 => cyanate + hydrogencarbonate + 3 h(+)
label: NH4(+) + 2 CO2 => cyanate + hydrogencarbonate + 3 H(+)
label_lc: nh4(+) + 2 co2 => cyanate + hydrogencarbonate + 3 h(+)