6. (Based on the PBS Video The Origins of Proteins and Amino Acids | Genius by Stephn Hawking,) In 1953, scientists Stanley Miller and Harold Urey performed an experiment that may explain what occurred on primitive Earth billions of years ago. He sent an electrical charge through a flask of a chemical solution of methane, ammonia, hydrogen and water (Figure). This experiment created organic compounds including amino acids.

link to video: https://kera.pbslearningmedia.org/resource/hawking_genius_ep06_beginning_of_life/the-origins-of-proteins-and-amino-acids-genius-by-stephen-hawking/

Describe the full name and the chemical structure of the five amino acids they identified in 1953?