7-Phenyl pyrazolopyridine compounds

A compound represented by the formula:

• [wherein R1 is a group represented by the formula -G1z-R1z (wherein G1z is a single bond, oxygen or sulfur, and R1z is methyl or ethyl) or methoxymethyl;
• R5 and R6 are each independently hydrogen, t-butoxycarbonyl or a group represented by the formula —X6b—X7b (wherein X6b is methylene and X7b is C1-6 alkyl, C3-8 cycloalkyl, tetrahydropyran-yl or tetrahydrofuran-yl);
• and two of R40, R41 and R42 are C1-6 alkoxy while the remaining one is a group represented by the formula —V1a—V2a (wherein V1a is a single bond, —CO—, C1-6 alkylene, C2-6 alkenylene or C2-6 alkynylene, and V2a is hydrogen, hydroxyl, C1-6 alkyl optionally substituted with 1 to 3 substituents selected from Substituent Group B below, C1-6 alkoxy optionally substituted with 1 to 3 substituents selected from Substituent Group B below, a group represented by —N(R3c)R3d (wherein R3c and R3d are each independently hydrogen or C1-6 alkyl optionally substituted with 1 to 3 substituents selected from Substituent Group B below), methanesulfonyloxy, p-toluenesulfonyloxy, pyrrolidinyl, piperazinyl, piperidyl, morpholinyl, C3-8 cycloalkyl, tetrahydropyran-yl or tetrahydrofuran-yl),
• wherein Substituent Group B is the group consisting of fluorine atom, chlorine atom, bromine atom, cyano, C1-6 alkoxy, pyrrolidinyl, piperazinyl, piperidyl, morpholinyl, C3-8 cycloalkyl, tetrahydropyran-yl and tetrahydrofuran-yl],
• a salt thereof or a hydrate of the foregoing.