| 摘要 |
Imidazolidine derivs. of formula (I) are prepd. by a new method of reacting a compd. of formula R-NH-R4 with a compd. of formula (II). In the formulas, R is of formula (III); R1 is F, Cl, Br or trifluoromethyl; R2 is H, Cl or trifluoromethyl; R4 is H or COOR5; R5 is opt. substd. phenyl. (I) are useful as schistosomicides and antiandrogens.
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