1a 116 4 amino 6 [2 [[4 (diethylamino) 1 methylbutyl] amino] 6 methyl 4 pyrimidinyl] 2 methylquinoline 4 amino 6 [2 [[4 (diethylamino) 1 methylbutyl]amino] 6 methyl 4 pyrimidinyl] 2 methylquinoline Animals Antineoplastic Agents Breast Neoplasms Breast cancer Cell Cycle Cell Line, Tumor Cell Proliferation Docking Dose-Response Relationship, Drug Drug Design Drug Screening Assays, Antitumor Female Guanidines Guanine Nucleotide Exchange Factors HEK293 Cells HEK293 cell line Humans IC 50 MCF 7 cell line MCF-7 Cells MTT assay Mice Models, Molecular Molecular Structure Pyrimidines RAC1 protein, human Rac1 inhibitor