Using Cc1c(N2CCN(C(=O)OC(C)(C)C)CC2)nc2cc(F)cc(F)c2c1Nc1cncc(N2CCOCC2)c1 to produce Cc1c(N2CCNCC2)nc2cc(F)cc(F)c2c1Nc1cncc(N2CCOCC2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.