Using CCc1nc2c(C)cc(C)nn2c1Cc1ccc(OC(C(=O)OC)c2cccc(Cl)c2)cc1 to produce CCc1nc2c(C)cc(C)nn2c1Cc1ccc(OC(C(=O)O)c2cccc(Cl)c2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.