preferred_name: 5-(3,3-dimethylguanidino)-2-oxopentanoate + (2S)-2-aminobutanoate => N(omega),N(omega)-dimethyl-L-arginine + 2-oxobutanoate
preferred_name_lc: 5-(3,3-dimethylguanidino)-2-oxopentanoate + (2s)-2-aminobutanoate => n(omega),n(omega)-dimethyl-l-arginine + 2-oxobutanoate
label: 5-(3,3-dimethylguanidino)-2-oxopentanoate + (2S)-2-aminobutanoate => N(omega),N(omega)-dimethyl-L-arginine + 2-oxobutanoate
label_lc: 5-(3,3-dimethylguanidino)-2-oxopentanoate + (2s)-2-aminobutanoate => n(omega),n(omega)-dimethyl-l-arginine + 2-oxobutanoate