Chemical structure search

Input SMILES: NCCCC[C@H](C(=O)N[C@H](C(=O)N[C@@H](C(=O)N[C@H](C(=O)N)CCCCN)Cc1ccccc1)Cc1c[nH]c2c1cccc2)NC(=O)[C@@H](Cc1c[nH]c2c1cccc2)NC(=O)[C@H](Cc1cnc[nH]1)N

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