Using CN(C(=O)CCSC(c1ccccc1)(c1ccccc1)c1ccccc1)c1nnc(-c2cccnc2)s1 to produce CN(C(=O)CCS)c1nnc(-c2cccnc2)s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.