Using CNC(N)=S, O=C(c1ccc2c(c1)CCC2)C(Br)c1cccnc1 to produce CNc1nc(-c2ccc3c(c2)CCC3)c(-c2cccnc2)s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.