preferred_name: atrochrysone + CO2 => atrochrysone carboxylate + H(+)
preferred_name_lc: atrochrysone + co2 => atrochrysone carboxylate + h(+)
label: atrochrysone + CO2 => atrochrysone carboxylate + H(+)
label_lc: atrochrysone + co2 => atrochrysone carboxylate + h(+)