Using CC1(C(=O)ON2C(=O)CCC2=O)CSSC1, COc1cc(CN)ccc1O to produce COc1cc(CNC(=O)C2(C)CSSC2)ccc1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.