Task: Class Definition Understanding (ontology: Sciences/Biology)

Which of the following definitions best describes 'pentadecan-8-ol'?

A. A secondary fatty alcohol that is tricosane substituted by a hydroxy group at position 9.
B. A secondary fatty alcohol that is pentadecane substituted by a hydroxy group at position 8.
C. A secondary fatty alcohol that is tetracosane substituted by a hydroxy group at position 12.
D. A secondary fatty alcohol that is icosane substituted by a hydroxy group at position 9.

Answer: A secondary fatty alcohol that is pentadecane substituted by a hydroxy group at position 8.