Are there alternatives to (4S,4aR,8aS)-1-Isopropylidene-4,7-dimethyl-1,3,4,4a,5,8a-hexahydro-2,6-naphthalenedione (CAS: 79491-71-7) in synthesis?

Several alternatives can be considered in the synthesis of this compound, including isomers with different stereochemistry or analogs with similar structural features. Common alternative reagents include other naphthalenedione derivatives, such as 1,3,4,4a,5,8a-hexahydro-2,6-naphthalenedione or 4,7-dimethyl-1,3,4,4a,5,8a-hexahydro-2,6-naphthalenedione, which can be used as starting materials or intermediates.