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system
What is the SMILES representation of the molecule with IUPAC name 4-amino-2-[[2-[[2-[[2-amino-3-(1H-indol-3-yl)propanoyl]amino]-3-phenylpropanoyl]amino]-3-(1H-imidazol-5-yl)propanoyl]amino]-4-oxobutanoic acid ?
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