CAS Chemical Name SMILES #Obs_CA_with_S9 #in vitro predicted CA with S9 Metabo Smiles 77439-76-0 3-Chloro-4-(dichloromethyl)-5-hydroxy-2(5H)-furanone OC1C(C(Cl)Cl)=C(Cl)C(=O)O1 in vitro CA positive in vitro CA positive OC1C(C(Cl)Cl)=C(Cl)C(=O)O1