Using [OH-], CCn1c(=O)c(C#N)c(N2CCCC2)c2ccc(C)nc21 to produce CCn1c(=O)c(C#N)c(O)c2ccc(C)nc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.