CAS 	Chemical name 	Smiles 	CA_WITHOUT_S9 	OBS_CA_WITH_S9 		DATA_SOURCE
125-33-7	"5-Ethyl-5-phenyl-2,5-dihydro-4,6-pyrimidinediol"	CCC1(c2ccccc2)C(=O)NCNC1=O	negative	negative	in Vitro Mammalian Chromosome Aberration Test 	"Riedel, L., Obe, G., Mutagenicity of antiepileptic drugs. II. Phenytoin, primidone and phenobarbital. Mutat. Res., 1984, 138(1), 71-74."
51-21-8	Fluorouracil	O=C1C(F)=CNC(=O)N1	positive	positive	in Vitro Mammalian Chromosome Aberration Test 	"Sofuni, T., Ed. (1998). Data Book of Chromosomal Aberration Test in vitro, Revised Edition. Life-Science Information Center, Tokyo, Japan; Yajima N., et al., Mutation Res., 88, 241-254, 1981."
58-08-2	Caffeine	CN1C=NC2=C1C(=O)N(C)C(=O)N2C	positive	positive	in Vitro Mammalian Chromosome Aberration Test 	"Sofuni, T., Ed. (1998). Data Book of Chromosomal Aberration Test in vitro, Revised Edition. Life-Science Information Center, Tokyo, Japan"
147-94-4	Cytosine_arabinoside	NC1C=CN(C2C(O)C(O)C(CO)O2)C(=O)N=1	positive	positive	in Vitro Mammalian Chromosome Aberration Test 	"Sofuni, T., Ed. (1998). Data Book of Chromosomal Aberration Test in vitro, Revised Edition. Life-Science Information Center, Tokyo, Japan; Yajima N., et al., Mutation Res., 88, 241-254, 1981."
17902-23-7	1-(2-Tetrahydrofuryl)-5-fluorouracil	O=C1C(F)=CN(C2CCCO2)C(=O)N1	positive	positive	in Vitro Mammalian Chromosome Aberration Test 	"Sofuni, T., Ed. (1998). Data Book of Chromosomal Aberration Test in vitro, Revised Edition. Life-Science Information Center, Tokyo, Japan; Yajima N., et al., Mutation Res., 88, 241-254, 1981."
55726-47-1	N(4)-Behonoyl-1-beta-D-arabinofuranosylcytosine	CCCCCCCCCCCCCCCCCCCCCC(=O)NC1C=CN(C2C(O)C(O)C(CO)O2)C(=O)N=1	positive	positive	in Vitro Mammalian Chromosome Aberration Test 	"Sofuni, T., Ed. (1998). Data Book of Chromosomal Aberration Test in vitro, Revised Edition. Life-Science Information Center, Tokyo, Japan"
50-06-6	Phenobarbital	CCC1(c2ccccc2)C(=O)NC(=O)NC1=O	positive	positive	in Vitro Mammalian Chromosome Aberration Test 	Ishidate M. et. al. Mutat. Res. 195 (1988) 151-213
62987-05-7	"1,3-Bis(tetrahydro-2-furyl)-5-fluorouracil; FD 1"	O=C1C(F)=CN(C2CCCO2)C(=O)N1C1CCCO1	positive	positive	in Vitro Mammalian Chromosome Aberration Test 	"Yajima N., et al., Mutation Res., 88, 241-254, 1981."
63901-83-7	3-(2-Tetrahydrofuryl)-5-fluorouracil; 3-FT	O=C1C(F)=CNC(=O)N1C1CCCO1	positive	positive	in Vitro Mammalian Chromosome Aberration Test 	"Yajima N., et al., Mutation Res., 88, 241-254, 1981."
50-91-9	Floxuridine; 5-Fluorodeoxyuridine; 2'-Deoxy-5-fluorouridine	OCC{P+}1C{P-}(O)CC{P+}(N2C=C(F)C(=O)NC2=O)O1	positive	positive	in Vitro Mammalian Chromosome Aberration Test 	"Yajima N., et al., Mutation Res., 88, 241-254, 1981."
154-42-7	"6-Thioguanine; 2-Amino-1,7-dihydro-6H-purin-6-thion"	NC1NC(=S)C2=C(NC=N2)N=1	positive	positive	in Vitro Mammalian Chromosome Aberration Test 	"Yajima N., et al., Mutation Res., 88, 241-254, 1981."
5550-12-9	Disodium 5'-guanylate	NC1NC(=O)C2=C(N=1)N(C{P-}1C{P+}(O)C{P+}(O)C{P-}(COP(=O)(O{-}.[Na]{+})O{-}.[Na]{+})O1)C=N2	positive	positive	in Vitro Mammalian Chromosome Aberration Test 	"Sofuni, T., Ed. (1998). Data Book of Chromosomal Aberration Test in vitro, Revised Edition. Life-Science Information Center, Tokyo, Japan"
50-44-2	Purine-6-thione	S=C1C2=C(NC=N2)N=CN1	positive	positive	in Vitro Mammalian Chromosome Aberration Test 	"Sofuni, T., Ed. (1998). Data Book of Chromosomal Aberration Test in vitro, Revised Edition. Life-Science Information Center, Tokyo, Japan"