preferred_name: 4-methylsulfanyl-2-oxobutanoate + H(+) <=> 3-methylsulfanylpropanal + CO2
preferred_name_lc: 4-methylsulfanyl-2-oxobutanoate + h(+) <=> 3-methylsulfanylpropanal + co2
label: 4-methylsulfanyl-2-oxobutanoate + H(+) <=> 3-methylsulfanylpropanal + CO2
label_lc: 4-methylsulfanyl-2-oxobutanoate + h(+) <=> 3-methylsulfanylpropanal + co2