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Three phenylspirodrimane-based meroterpenoids with novel scaffolds, namely chartarolides A-C (1–3), were isolated from a sponge (Niphates recondite) associated fungus Stachybotrys chartarum WGC-25C-6. Their structures were determined on the basis of comprehensive analyses of the spectroscopic data (IR, 1D and 2D NMR, HRESIMS), including the TDDFT-ECD calculation for the assignments of absolute configurations...
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