CAS Chemical Name SMILES #Obs_CA_with_S9 #in vitro predicted CA with S9 Metabo Smiles Reference 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; CC(C)NC(=O)c1ccc(CN(=O)=NC)cc1; CC(C)NC(=O)c1ccc(C(O)N=N(C)=O)cc1; CC(C)NC(=O)c1ccc(CN(=O)=NCO)cc1 Sofuni, T., Ed. (1998). Data Book of Chromosomal Aberration Test in vitro, Revised Edition. Life-Science Information Center, Tokyo, Japan 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; CN(=O)=NCO Sofuni, T., Ed. (1998). Data Book of Chromosomal Aberration Test in vitro, Revised Edition. Life-Science Information Center, Tokyo, Japan