A pyridine ring-containing benzoxazinone derivative or a pharmaceutically acceptable salt or tautomer thereof represented by general formula (1):
1
(wherein R
1
to R
6
and n are as defined in the description) has excellent inhibitory activity against a protease. Thus, the benzoxazinone derivative or a pharmaceutically acceptable salt thereof is useful as an active ingredient for a therapeutic agent for virus infections, particularly herpes virus infections.
由通式(1)表示的含
吡啶环的苯并恶嗪酮衍
生物或其药学上可接受的盐或同系物:
1
(其中 R
1
至 R
6
和 n 的定义)对
蛋白酶具有优异的抑制活性。因此,苯并恶嗪酮衍
生物或其药学上可接受的盐可作为治疗病毒感染,特别是疱疹病毒感染的有效成分。