Identify the names of the hydrocarbons/condensed structures 

H3C CH2 H3C-HC CH2 CH3 CH-C: ECH2 CH3 7. CH3 CH2 CH3 CH3 H3C- CH2-C CH: CH3 H3 CH2 CH3 8. CH,C CCH:CH:CH ECH 10. HCC 11.