thieno<2,3-c>-2-benzothiepin-4(9H)-one;.thieno<2,3-c>2-benzothiepin-4(9H)-one;.4.9-Dihydro-thieno[2.3-b]benzo[c]thiepinon-(4);.4.9-Dihydro-thieno<2.3-b>benzo<c>thiepinon-(4);.thieno<2,3-c>-benzothiepin-4(9H)-one;
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