Using Cc1c(S(=O)(=O)NC2CC2)cc(C(=O)O)n1CC1CCCCC1 to produce Cc1c(S(=O)(=O)NC2CC2)ccn1CC1CCCCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.