Using BrCCCBr, CCOC(=O)C(Nc1ccc(Oc2ccc3c(cnn3-c3ccc(F)cc3)c2)nc1)C(=O)OCC to produce CCOC(=O)C1(C(=O)OCC)CCCN1c1ccc(Oc2ccc3c(cnn3-c3ccc(F)cc3)c2)nc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.