Metabutethamine

2-(2-methylpropylamino)ethyl 3-aminobenzoate

2-(2-methylpropylamino)ethyl 3-azanylbenzoate

3-aminobenzoic acid 2-(isobutylamino)ethyl ester

3-Aminobenzoic acid 2-[(2-methylpropyl)amino]ethyl ester