| abstract |
In the present invention, R 1 represents hydrogen, alkyl, alkenyl (optionally substituted); R 2 represents alkoxy, and R 3 represents alkyl or alkoxy; R 4 represents hydrogen, halogen, dioxolane group, —CH═O , -CH = N-OH, CH represents a CH = N-phenyl group optionally substituted with phenyl and cyano, alkyl and alkoxy groups (optionally substituted); R5 represents hydrogen or halogen; It relates to novel products of formula (I) as pharmaceuticals, wherein all the groups are optionally substituted and the product is all isomeric forms and their salts. |