Using Cc1c[n+]([O-])ccc1-c1cccc(C(=O)OC(C)(C)C)c1, NCCO to produce Cc1cnc(N)cc1-c1cccc(C(=O)OC(C)(C)C)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.