Using CCOC(=O)c1cnn(-c2ccc(OCC(C)(C)COC(=O)c3ccccc3)c(C#N)c2)c1 to produce CC(C)(CO)COc1ccc(-n2cc(C(=O)O)cn2)cc1C#N, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.