Converse of object

• call: You'll be getting a healthy dose of compounds called indoles.

Adjective modifier

• dietary: DIM is a dietary indole found in cruciferous vegetables.

Modifies a noun

• alkaloid: The most noteworthy of which being ibogaine, an indole alkaloid derived from an African plant source.

• ring: The electron density is lowest in the areas around the indole ring in both molecules.

• synthesis: Such an example is the so called Fischer indole synthesis.

Noun used with modifier

• plasma: In the patient group, urinary excretion of 5-HIAA and serotonin was compared with concentrations of plasma indoles.