preferred_name: (2R)-ethylmalonyl-CoA + H(+) <=> butanoyl-CoA + CO2
preferred_name_lc: (2r)-ethylmalonyl-coa + h(+) <=> butanoyl-coa + co2
label: (2R)-ethylmalonyl-CoA + H(+) <=> butanoyl-CoA + CO2
label_lc: (2r)-ethylmalonyl-coa + h(+) <=> butanoyl-coa + co2