Using COC(=O)C(C)(C)c1nnc(-c2nn(Cc3ccccc3F)c3ncc(F)cc23)nc1O, N to produce CC1(C)C(=O)Nc2nc(-c3nn(Cc4ccccc4F)c4ncccc34)nnc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.