Using O=c1cc(O)cc[nH]1, CCCc1cnc(N2CCC(OS(C)(=O)=O)CC2)nc1 to produce CCCc1cnc(N2CCC(Oc3cc[nH]c(=O)c3)CC2)nc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.