Using COc1cc(OC)nc(S(C)(=O)=O)n1, CCOC1Cc2c(ccc(O)c2C(=O)OC)O1 to produce CCOC1Cc2c(ccc(Oc3nc(OC)cc(OC)n3)c2C(=O)OC)O1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.