Question

CH3 - CH - CH2 - CH - CH -CH3          CH3           CH3 CH3

Answer 1

CH3 - CH - CH2 - CH - CH -CH3

          |              |      |

         CH3           CH3 CH3

2,4,5-метилгексан

Answer 2

It seems like you've drawn a chemical structure and provided some molecular formulas. To help you better, could you please clarify what you would like to know or discuss about this chemical structure and the molecular formulas you've provided? Are you looking for information about the compounds involved or their properties?