CAS Chemical Name SMILES #Obs_CA_with_S9 #in vitro predicted CA with S9 Metabo Smiles 509-14-8 tetranitromethane; methane, tetranitro- O=N(=O)C(N(=O)=O)(N(=O)=O)N(=O)=O in vitro CA positive in vitro CA positive O=N(=O)C(N(=O)=O)(N(=O)=O)N(=O)=O