Using CC(C)(C)C(=O)Cl, CC(C)c1ccc(-n2nnc(-c3ccc(O)cc3)n2)cc1 to produce CC(C)c1ccc(-n2nnc(-c3ccc(OC(=O)C(C)(C)C)cc3)n2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.