1. The compound of formula I: either a salt thereof or a prodrug, or a salt of a prodrug thereof, or a hydrate, solvate or polymorph thereof, in which: R is arylalkyl or heteroarylalkyl, each of which is optionally substituted with 1-4 independently selected Z； R represents an atom hydrogen, hydroxyl, alkoxy or alkylamino group； R is optionally substituted aryl or heteroaryl, saturated or unsaturated heterocyclyl, where R is optionally substituted with 1-3 groups independently selected from alkyl, cycloalkyl, heterocyclyl, alkoxy, hydro hydroxyalkyl, -C (O) NRRi Z； each of which may optionally be further substituted； R and R are each independently selected from H, alkyl, cycloalkyl, alkenyl, alkynyl, aryl, heterocyclyl, heteroaryl, or R and R together with a nitrogen atom form a heterocyclyl or heteroaryl； each Z represents a halogen atom, CN, NO , OR, SR, S (O) OR, NRR, C-C perfluoroalkyl, C-C perfluoroalkoxy, 1,2-methylenedioxy, C (O) OR, C (O) NRR, OC (O) NRR, NRC (O) NRR , C (NR) NRR, NRC (NR) NRR, S (O) NRR, R, C (O) R, NRC (O) R, S (O) R, S (O) R, R, oxo, C (O) R, C (O) (CH) nOH, (CH) nOR, (CH) nC (O) NRR, NRS (O) R, where n is independently 0 to 6 inclusive； each R is independently a hydrogen atom , C-C1-6alkyl or C-Cycloalkyl； each R independently represents a hydrogen atom, alkenyl, alkynyl, C-Cycloalkyl, aryl, heterocyclyl, heteroaryl, C-C1-6 alkyl or C-C1-6 alkyl substituted with C-Cycloalkyl, aryl, heterocyclyl or heteroaryl； each R independently is C-Cycloalkyl, aryl, heterocyclyl, heteroaryl, C-C1-6 alkyl or C-C1-6 alkyl substituted with C-Cycloalkyl, aryl, heterocyclyl or heteroaryl. 2. The compound according to claim 1, where R is an optionally substituted aryl or heteroaryl, where R is substituted by alkyl, alk1. Соединение формулы I:или его соль, или пролекарство, или соль его пролекарства, или его гидрат, сольват или полиморф, в котором:Rпредставляет собой арилалкил или гетероарилалкил, каждый из которых необязательно замещен 1-4 независимо выбран
