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6-Acetyloxy-3a,4,7,7a-tetrahydro-4,8,8-trimethyl-4,7-ethanoisobenzofuran-1,3-dione |
6-Acetyloxy-3a,4,7,7a-tetrahydro-4,8,8-trimethyl-4,7-ethanoisobenzofuran-1,3-dione |
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8-Acetyloxy-4,9-dioxo-5-hydroxy-2-methyl-2,3,4,9-tetrahydronaphtho[2,3-b]furan-7-carboxylic acid methyl ester |
8-Acetyloxy-4,9-dioxo-5-hydroxy-2-methyl-2,3,4,9-tetrahydronaphtho[2,3-b]furan-7-carboxylic acid methyl ester |
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3-Acetyl-3a,4,9,9a-tetrahydro-4,9-epoxynaphth[2,3-d]oxazol-2(3H)-one |
3-Acetyl-3a,4,9,9a-tetrahydro-4,9-epoxynaphth[2,3-d]oxazol-2(3H)-one |
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