Using CC(C)(C)OC(=O)C[C@@H](CC1CCCC1)C(=O)N1N=CC[C@H]1C(=O)Nc1ccccn1 to produce O=C(O)C[C@@H](CC1CCCC1)C(=O)N1N=CC[C@H]1C(=O)Nc1ccccn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.