Using CCCc1c(C(=O)OCC)nc2c(CCC)c3oc(C(=O)OCC)cc(=O)c3cc2c1Cl to produce CCCc1c(C(=O)O)nc2c(CCC)c3oc(C(=O)O)cc(=O)c3cc2c1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.