6-<4-acetyl-3,4-dihydro-1,4(2H)-benzoxazin-6-yl>-2,3,4,5-tetrahydro-5-methylpyridazin-3-one 、 6-(4-Methanesulfonyl-3,4-dihydro-2H-benzo[1,4]oxazin-6-yl)-5-methyl-4,5-dihydro-2H-pyridazin-3-one 、 6-(3,4-dihydro-2-methyl-1,4(2H)-benzoxazin-6-yl)-2,3,4,5-tetrahydropyridazin-3-one 、 6-(3,4-dihydro-2-methyl-1,4(2H)-benzoxazin-6-yl)-2,3,4,5-tetrahydro-5-methylpyridazin-3-one 、
6-(1,4,5,6-tetrahydro-6-oxo-3-pyridazinyl)-2H-1,4-benzoxazin-3(4H)-one 、
6-(1,4,5,6-Tetrahydro-4-methyl-6-oxo-3-pyridazinyl)-2H-1,4-benzoxazin-3(4H)-one 生成
6-<3,4-dihydro-1,4(2H)-benzoxazin-6-yl>-2,3,4,5-tetrahydro-5-methylpyridazin-3-one