Using CCOC(=O)Cc1ccc(N2C(=O)c3c(c(OCC)c4ccccc4c3OCC)C2O)cc1F to produce CCOC(=O)Cc1ccc(N2Cc3c(c(OCC)c4ccccc4c3OCC)C2=O)cc1F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.