Using CC1CNC(c2sc(N3CCOCC3)c(C#N)c2-c2ccc(Cl)cc2Cl)=N1 to produce Cc1c[nH]c(-c2sc(N3CCOCC3)c(C#N)c2-c2ccc(Cl)cc2Cl)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.