Using CS(=O)(=O)Cl, CC(C)(C)OC(=O)N1CCC2(CCNCC2)C1 to produce CSN1CCC2(CC1)CCN(C(=O)OC(C)(C)C)C2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.