| abstract |
1. The compound of the formula! ! where! R1 is C1-C4 alkyl,! R2 means unsubstituted C1-C8 alkyl or C2-C6 alkenyl or C2-C6 alkynyl or C1-C8 alkyl or C2-C6 alkenyl or C2-C6 alkynyl substituted with the following groups:! amino! heterocyclyl! C1-C4 alkoxycarbonyl,! C6-C18aryl (C1-C4) alkoxycarbonyl,! heterocyclyloxycarbonyl,! aminocarbonyl,! where the amino group is substituted, for example, one or more of the following groups:! C1-C8alkyl! C2-C8 alkenyl,! C2-C8 alkynyl! C3-C18 cycloalkyl (C0-C4) alkyl,! C3-C18 cycloalkenyl (C0-C4) alkyl,! C6-C18aryl (C0-C4) alkyl,! C1-C8 alkoxy,! C2-C8 alkenyloxy,! C2-C8 alkynyloxy,! C6-C18 aryloxy,! heterocyclyloxy! C1-C8 alkylcarbonyl,! C2-C8 alkenylcarbonyl,! C2-C8 alkynylcarbonyl,! C3-C18aryl (C0-C4) alkylcarbonyl,! heterocyclyl (C0-C4) alkylcarbonyl,! C1-C8 alkylsulfonyl,! C2-C8 alkenylsulfonyl,! C2-C8 alkynylsulfonyl,! C3-C18 cycloalkylsulfonyl,! C3-C18 cycloalkylsulfonyl,! C6-C18aryl (C0-C4) alkylsulfonyl,! heterocyclyl (C0-C4) alkylsulfonyl,! where heterocyclyl includes an aliphatic and aromatic heterocyclyl containing from 3 to 18 atoms in the cycle, for example a fused heterocyclyl, such as heterocyclyl, in which two or more cycles are annelated, and containing from 1 to 6 heteroatoms that are selected from the group consisting of N , O, S, and wherein the nitrogen-containing heterocyclyl is optionally in the form of an N-oxide, and! R3 means substituted C6-C18 aryl containing one or more substituents including C1-C4 alkyl, C1-C4 alkoxyhalo (C1-C6) alkyl, halogen (C1-C6) alkoxy, cyano, carboxy, hydroxy, amino, C1-C6 alkyl and C1 -C6 dialkylamino, C1-C6 alkylcarbonylamino, C1-C6 alkoxycarbonylamino, C1-C8 alkoxycarbonyl, heterocyclyl or halogen. ! 2. The connection |