Using CC(N)=S, Cc1c(C(=O)CBr)c(F)c2oc(C3CC3)nc2c1C#N to produce Cc1nc(-c2c(C)c(C#N)c3nc(C4CC4)oc3c2F)cs1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.