(Q72480354)
Statements
C₂₀H₂₈O₄
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O=C1C(=C)C2CCC3C1(C(O)CC4C(C(=O)CCC34C)(C)C)C2O
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C=C1C(=O)C23C(O)C1CC[C@H]2[C@]1(C)CCC(=O)C(C)(C)[C@H]1C[C@H]3O
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group of stereoisomers with the chemical formula C₂₀H₂₈O₄