1. The compound of formula (I), in which A represents a linear or branched (C — C) alkyl group, a linear or branched (C — C) alkenyl group, a linear or branched (C — C) alkynyl group, linear or branched (C -C) alkoxy group, -S- (C-C) alkyl group, linear or branched (C-C) polyhaloalkyl group, hydroxy group, cyano group, -NRR ', -Cy or halogen atom, R, R, R, R and R, independently of each other represents a hydrogen atom, a halogen atom, a linear or branched (C — C) alkyl group, a linear or branched a straightened (C — C) alkenyl group, a linear or branched (C — C) alkynyl group, a linear or branched (C — C) polyhaloalkyl group, a hydroxy group, a linear or branched (C — C) alkoxy group, —S— (C — C ) an alkyl group, a cyano group, a nitro group, -alkyl (CC) -NRR ′, -O-Cy, -alkyl (C-C) -Cy, alkenyl (C-C) -Cy, -alkynyl (C-C) - Cy, —O-alkyl (C — C) —R, —C (O) —OR, —O — C (O) —R, —C (O) —NRR ′, —NR — C (O) —R ', -NR-C (O) -OR', -alkyl (C-C) -NR-C (O) -R ', -SO-NRR', -SO-alkyl (C-C), or substituents of one of pairs (R, R), (R, R), (R, R), (R, R), when they are attached to two adjacent carbon atoms, form together with these atoms carbon bearing them, an aromatic or non-aromatic ring, consisting of 5-7 ring members, which may contain up to 3 heteroatoms selected from oxygen, sulfur and nitrogen, it being assumed that the resulting ring may be substituted by a group selected from linear or a branched (C — C) alkyl group, —NRR ′, —alkyl (C — C) —Cy or an oxo group, X represents a carbon or nitrogen atom, R represents hydrogen, a linear or branched (C — C) alkyl group, an aryl group, heteroaryl group, arylalkyl (CC), hetero ylalk (C), R is a linear or branched (C-C) alkyl group, a linear or branched (C-C) al1. Соединение формулы (I),в которомА представляет собой линейную или разветвленную (С-С)алкильную группу, линейную или разветвленную (С-С)алкенильную группу, линейную или разветвленную (С-С)алкинильную группу, линейную или разветвленную (С-С)алкоксигруппу, -S-(С-С)алкильную
