5-(4-Chlorophenyl)-4-pyrimidinamine35202-25-633 % similar 4-Amino-4'-chlorodiphenyl135-68-232 % similar 4'-Chlorobiphenyl-4-sulfonyl chloride20443-74-732 % similar 2-Amino-5-chlorobenzimidazole5418-93-932 % similar 2-Amino-4-thiazoleacetic acid29676-71-931 % similar 2-Amino-α-oxo-4-thiazoleacetic acid73150-67-131 % similar 2-Amino-5-chloropyridine1072-98-631 % similar 2-Chloro-5-(4-chlorophenyl)pyrimidine27956-40-731 % similar Pyrimethamine58-14-030 % similar