preferred_name: 4-aminobutanoate + L-arginine => N(2)-(4-aminobutanoyl)-L-arginine + H2O
preferred_name_lc: 4-aminobutanoate + l-arginine => n(2)-(4-aminobutanoyl)-l-arginine + h2o
label: 4-aminobutanoate + L-arginine => N(2)-(4-aminobutanoyl)-L-arginine + H2O
label_lc: 4-aminobutanoate + l-arginine => n(2)-(4-aminobutanoyl)-l-arginine + h2o