Using CCOC(=O)c1nc(N2CCC(COS(C)(=O)=O)CC2)n(S(C)(=O)=O)c(=O)c1OCc1ccccc1 to produce CCOC(=O)c1nc2n(c(=O)c1OCc1ccccc1)CC1CCN2CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.