Using OB(O)c1ccsc1, COC(=O)C12CN(Cc3ccccc3)CC1C(I)=CCC2c1ccccc1 to produce COC(=O)C12CN(Cc3ccccc3)CC1C(c1ccsc1)=CCC2c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.