CAS Chemical Name SMILES #Obs_CA_with_S9 #in vitro predicted CA with S9 Metabo Smiles 366-70-1 Procarbazine hydrochloride CC(C)NC(=O)c1ccc(CNNC)cc1_Cl in vitro CA negative in vitro CA positive CC(C)NC(=O)c1ccc(CN=N(C)=O)cc1 592-62-1 (methyl-onn-azoxy)methyl_acetate CC(=O)OCN=N(C)=O in vitro CA positive in vitro CA positive CC(=O)OCN=N(C)=O