Using COC(=O)c1[nH]c2ccccc2c1CCSC(C)=O, OB(O)c1ccccc1 to produce COC(=O)c1c(CCSC(C)=O)c2ccccc2n1-c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.