Using CCn1c(-c2cccc(NC(=S)NC(=O)c3ccccc3)c2)c(C#N)c2ccc(OC)cc21 to produce CCn1c(-c2cccc(NC(N)=S)c2)c(C#N)c2ccc(OC)cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.