Using CCOC(=O)c1cc(CO)ccn1, COc1cc2c(Nc3ccc(Cl)cc3F)ncnc2cc1O to produce CCOC(=O)c1cc(COc2cc3ncnc(Nc4ccc(Cl)cc4F)c3cc2OC)ccn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.