Draw and name all isomers of C₇H₁₆

Names are below and I will draw them a coulple of different ways.

1) heptane 2) 2-methylhexane 3) 3-methylhexane 4) 2,2-dimethylpentane 5) 2,3-dimethylpentane

6) 2,4-dimethylpentane 7) 3,3-dimethylpentane 8) 3-ethylpentane 9) 2,2,3-trimethylbutane

1) CH₃CH₂CH₂CH₂CH₂CH₂CH₃ 2) CH₃CHCH₂CH₂CH₂CH₃ 3) CH₃CH₂CHCH₂CH₂CH₃

                                                                  CH₃                                               CH₃

           CH₃                             CH₃                             CH₃                                     CH₃

4) CH₃CCH₂CH₂CH₃ 5) CH₃CHCHCH₂CH₃ 6) CH₃CHCH₂CHCH₃ 7) CH₃CH₂CCH₂CH₃

            CH₃                                   CH₃                                     CH₃                         CH₃

                                                 CH₃

8) CH₃CH₂CHCH₂CH₃ 9) CH₃CCHCH₃

                  CH₂                      CH₃ CH₃

                   CH₃