Using Cn1ccnc1C1(O)CCN(C(=O)OC(C)(C)C)CC1, CI to produce COC1(c2nccn2C)CCN(C(=O)OC(C)(C)C)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.