7702-72-9;cis-Hexahydrophthalide;trans-Hexahydrophthalide;AC1L811Q;Hexahydro-2-benzofuran-1(3H)-one;NSC401690;NSC404854;NSC-401690;NSC-404854;trans-8-Oxobicyclo[4.3.0]nonan-7-one;3a,4,5,6,7,7a-hexahydro-3H-2-benzofuran-1-one;2611-01-0
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