Using S=P12SP3(=S)SP(=S)(S1)SP(=S)(S2)S3, CCN1CN=C(c2cccc(Cl)c2)c2ccc(C)nc21 to produce CCn1c(=S)nc(-c2cccc(Cl)c2)c2ccc(C)nc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.