Using CCOC(=O)N1CCC(NS(=O)(=O)c2cccc3c(CN4C(=O)c5ccccc5C4=O)cccc23)CC1 to produce CCOC(=O)N1CCC(NS(=O)(=O)c2cccc3c(CN)cccc23)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.