Using CC(C)(C)OC(=O)N1CCC(OS(C)(=O)=O)CC1, CCC1NC(=O)NC1=O to produce CCC1NC(=O)N(C2CCN(C(=O)OC(C)(C)C)CC2)C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.