The African dwarf crocodile secretes a volatile substance believed to be a sex pheromone....

The African dwarf crocodile secretes a volatile substance believed to be a sex pheromone. It is a mixture of two stereoisomers, one of which is shown:

(a) Give the IUPAC name for this compound, including R and S descriptors for its chirality centers.

(b) One component of the scent substance has the S configuration at both chirality centers. How is this compound related to the one shown? Are the compounds enantiomers, or diastereomers?