preferred_name: L,L-cystathionine + H2O => 2-oxobutanoate + L-cysteine + NH4(+)
preferred_name_lc: l,l-cystathionine + h2o => 2-oxobutanoate + l-cysteine + nh4(+)
label: L,L-cystathionine + H2O => 2-oxobutanoate + L-cysteine + NH4(+)
label_lc: l,l-cystathionine + h2o => 2-oxobutanoate + l-cysteine + nh4(+)