英文别名
dihydro-2,3 4H <1>benzothieno<3,2-b>thiinne one-4;3,4-dihydrothiopyrano<3,2-b>benzothiophen-4(2H)-one;3,4-dihydrothiopyrano[3,2-b]benzothiophen-4(2H)-one;4-Oxo-3,4-dihydro-2H-1-benzothieno<3,2-b>thiopyran;4-Oxo-3,4-dihydro-2H-1-benzothieno[3,2-b]thiopyran;3,4-Dihydro-thiopyrano-[3,2-b]benzothiophen-4(2h)-one;2,3-dihydrothiopyrano[3,2-b][1]benzothiol-4-one