preferred_name: L-cysteinylglycine + 2-oxoglutarate => N-(4-oxoglutaryl)-L-cysteinylglycine + H2O
preferred_name_lc: l-cysteinylglycine + 2-oxoglutarate => n-(4-oxoglutaryl)-l-cysteinylglycine + h2o
label: L-cysteinylglycine + 2-oxoglutarate => N-(4-oxoglutaryl)-L-cysteinylglycine + H2O
label_lc: l-cysteinylglycine + 2-oxoglutarate => n-(4-oxoglutaryl)-l-cysteinylglycine + h2o