Using Cc1cccc(C)c1C(=O)N1CCC(=O)CC1, CCCCC1NC(=O)OC12CCNCC2 to produce CCCCC1NC(=O)OC12CCN(C1CCN(C(=O)c3c(C)cccc3C)CC1)CC2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.