What is definition of body compound here?

This hierarchy groups chemical compounds that can-be:endogenous in humans (can be made naturally within us).

For the sake of grouping the substances/chemical/molecules that are endogenous within us forming this hierarchy. If you have a better name than “Body Compound” that to be the root of this hierarchy please let me know.

Steroid pathways

Diagram Steroid Pathway Conversion

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(assets/diagrams/Steroid-Pathways-Chart-2020.pdf in case the link is down)
Link to original

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