Glucopyranosyl-substituted benzene derivatives (I) and their tautomers, sterioisomers andsalts are new. Glucopyranosyl-substituted benzene derivatives of formula (I) and their tautomers, stereoisomers and salts are new. R 1>； : definitions of the group A； R 2>； : H, F, Cl, Br, OH, 1-4C alkyl, 1-4C alkoxy, CN or NO 2 (while the alkyl or alkoxy group mono- or polysubstituted by F)； R 3>； : definitions of the group B 1>；； R 4>；, R 5>； : H, F, Cl, Br, I, CN, NO 2, 1-3C alkyl, 1-3C alkoxy, methyl or methoxy (substituted by 1-3 F atoms)； A : e.g. 2-6C alkyn-1-yl, 2-6C alken-1-yl or 3-7C cycloalkyl； B 1>； : e.g. tri-(1-4C alkyl)silyl-1-6C alkyl, 2-6C alkyn-1-yl or 2-6C alken-1-yl； R-N : H, 1-4C alkyl, 1-4C alkylcarbonyl or 1-4C alkylsulfonyl； L1 : OH, CN, NO 2, 3-7C cycloalkyl, (hetero)aryl, 1-4C alkylcarbonyl, (hetero)arylcarbonyl, aminocarbonyl, 1-4C alkylaminocarbonyl, di-(1-3C alkyl)-aminocarbonyl, pyrrolidin-1-ylcarbonyl, piperidin-1-ylcarbonyl, morpholin-4-ylcarbonyl, (hetero)arylaminocarbonyl, 1-4C alkoxycarbonyl, (hetero)aryl-1-3C alkoxycarbonyl, 1-4C alkyloxy, (hetero)aryloxy, 1-4C alkylsulfanyl, (hetero)arylsulfanyl, 1-4C alkylsulfinyl, (hetero)arylsulfinyl, 1-4C alkylsulfonyl or (hetero)arylsulfonyl； L2 : F, Cl, Br, I, 1-3C alkyl, difluoromethyl, trifluoromethyl, 1-3C alkoxy, difluoromethoxy, OCF 3 or CN； and R 6>；, R-7a, R-7b, R-7c : H, (1-18C alkyl)carbonyl, (1-18C alkyl)oxycarbonyl, arylcarbonyl or aryl-(1-3C alkyl)-carbonyl (while by the aryl groups mentioned in the definition of the above groups are meant phenyl or naphthyl groups which mono- or disubstituted of one another by identical or different groups L2 and by the heteroaryl groups mentioned in the definition of the above groups are meant a pyrrolyl, furanyl, thienyl, pyridyl, indolyl, benzofuranyl, benzothiophenyl, quinolinyl, isoquinolinyl or tetrazolyl group or is meant a pyrrolyl, furanyl, thienyl or pyridyl group where 1-2 methyne groups are replaced by nitrogen atoms or meant an
