Using CCOCC, CC(C)(C)OC(=O)N1C(=O)COC[C@H]1Cc1cccc(-n2nccn2)c1 to produce CC(=O)COC[C@@H](Cc1cccc(-n2nccn2)c1)NC(=O)OC(C)(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.