| abstract |
(57) [Summary] (Modified) [Composition] As a drug for controlling parasitic protozoa, especially coccidiosis, the following formula (I) [Wherein X 1 , X 2 , X 3 and X 4 are hydrogen, halogen, cyano, nitro, etc., R 3 is fluoroalkyl, R 5 is OH, [Indicating CN, NH 2 , cycloalkyl, etc.]. [Effect] The above compound is useful as a drug for controlling parasitic protozoa, particularly coccidia. |