Using COc1cc(OC)c2c(CNC(=O)OC(C)(C)C)ncc(C(=O)N(C)CCc3ccccn3)c2c1 to produce COc1cc(OC)c2c(CN)ncc(C(=O)N(C)CCc3ccccn3)c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.