Using CC#Cc1cc(C)c(C2=C(OC)CC(Cc3ccc(C#N)c(NC)n3)C2=O)c(C)c1 to produce CC#Cc1cc(C)c(C2C(=O)CC(Cc3ccc(C#N)c(NC)n3)C2=O)c(C)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.