Using CC(C)(C)OC(=O)N1CCC(CNC(=O)CNC(=O)c2cc(Cl)ccc2N)CC1 to produce Nc1ccc(Cl)cc1C(=O)NCC(=O)NCC1CCNCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.