Using CCC(=O)Cl, O=C(C1CNC1)N1CCCN(C2CCC2)CC1 to produce CCC(=O)N1CC(C(=O)N2CCCN(C3CCC3)CC2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.