Using CC(C)C(=O)C[As+](c1ccccc1)(c1ccccc1)c1ccccc1, Cc1ncsc1C=O to produce Cc1ncsc1C=CC(=O)C(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.