Personification, my hands hungry
Posterior
Posterity
Posthumous
Primates
Primes
These answers may or may not be true
Answer:
Are you speaking about the actors or the audience? If you are talking about the actors- never! It would be highly irresponsible to fall asleep at your job. If you are talking about the audience- I suppose you can fall asleep whenever, but it would be disrespectful to the actors (unless you are watching the film version).
You may use any other organic reagents or inorganic reagents you wish but you must start with cyclopentanol. The desired product for each reaction must be the MAJOR PRODUCT.