| abstract |
1. The compound represented by the following formula, its salt or hydrate where R is C 1-6 alkyl, C 2-6 alkenyl, C 2-6 alkynyl, C 1-6 cycloalkyl, Caryl, C 1-6 alkoxy, 5-10 membered heteroaryl, 3-10 membered non-aromatic heterocyclic group or a group represented by the formula —NRR, wherein R may be substituted with a substituent selected from substituent group A or substituent group B, where R and R may be the same or different and each of them is hydrogen, C1-6alkyl, C2-6alkenyl, C1-6alkynyl, Cycloalkyl, Caryl, Calkoxy, 5-10 membered heteroaryl or 4-10 non-aromatic get a cyclic group, wherein R and R can be substituted with a substituent selected from a substituent group A or a substituent group B; R and R are hydrogen; R, R, R and R can be the same or different and each of them represents hydrogen, halogen, hydroxyl, cyano, trifluoromethyl, C1-6alkyl , C 2-6 alkenyl, C 1-6 alkynyl, C 1 alkoxy, amino, mono-C 1-6 alkylalkylamino, di-C 1 -alkylamino or a group represented by the formula -CO-R, where R denotes hydrogen, hydroxyl, C 1-6 alkyl, C 1 alkoxy, amino, mono-C 1-6 alkyl or di-C 1-6 alkyl; R 1 represents hydrogen or C 1-6 alkyl ; R stands for C1-6alkyl, C1-6alkenyl, C1-6alkynyl, Cyclo alkyl, Caryl, Cycloalkyl-C1-6alkyl, Caryl-C1-6alkyl, Calkoxy, 5-10 membered heteroaryl, 3-10 membered non-aromatic heterocyclic group, 5-10 membered heteroaryl-Calkyl, 3-10 membered non-aromatic heterocyclic C1-6alkyl or represented by the formula —NRR, wherein R may be substituted with a substituent selected from a substituent group A or a substituent group B, where R and R are as defined above; V and V may be the same or different and each of them is oxygen or sulfur; W is a group represented by the formula - N (R) -, where R is hydrogen and |