IUPAC: (2S)-5-amino-2-[(4-{[(2-amino-4-oxo-1,4-dihydroquinazolin-6-yl)methyl]amino}phenyl)formamido]pentanoic acid

SMILES: NCCC[C@H](NC(=O)c1ccc(NCc2ccc3[nH]c(N)nc(=O)c3c2)cc1)C(O)=O