Using Cc1n[nH]c2ncnc(N)c12, Cc1c(Cl)cc(C(C)Cl)c2c1CN(C(=O)OC(C)(C)C)CCO2 to produce Cc1c(Cl)cc(C(C)n2nc(C)c3c(N)ncnc32)c2c1CN(C(=O)OC(C)(C)C)CCO2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.