Using CC(C)(C)OC(=O)N1CCN(c2ccccc2C(=O)O)CC1, C1CCNCC1 to produce O=C(c1ccccc1N1CCNCC1)N1CCCCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.