Chemical structure search

Input SMILES: NCCCCC(C(=O)N)NC(=O)C(Cc1ccccc1)NC(=O)C(Cc1c[nH]c2c1cccc2)NC(=O)C(NC(=O)C(Cc1ccc2c(c1)cccc2)NC(=O)C(N)C)C

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To return all relevant hits please ensure that your input structure does not include chiral specification.