Using CCOC(=O)C(C(=O)OCC)C(=O)c1cn(C2CC2)c2cc(N3CCN(C(=O)OC(C)(C)C)CC3)c(F)cc2c1=O to produce CCOC(=O)CC(=O)c1cn(C2CC2)c2cc(N3CCNCC3)c(F)cc2c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.