Using COc1ccc(-n2nnnc2-c2cccnc2NC(C)(C)C)c(F)c1F to produce COc1ccc(-n2nnnc2-c2cccnc2N)c(F)c1F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.