preferred_name: 2-nitrobutanedioate + H(+) => 3-nitropropanoate + CO2
preferred_name_lc: 2-nitrobutanedioate + h(+) => 3-nitropropanoate + co2
label: 2-nitrobutanedioate + H(+) => 3-nitropropanoate + CO2
label_lc: 2-nitrobutanedioate + h(+) => 3-nitropropanoate + co2