Using CCOC(=O)c1ccc(NCCNc2c(F)c(N)c3c(=O)c(C(=O)O)cn(C4CC4)c3c2OC)nc1 to produce CCOC(=O)c1ccc(NCCNc2c(F)c(N)c3c(=O)ccn(C4CC4)c3c2OC)nc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.