C h 3 c o o c 2 h 5 July 8, 2019 16 32 64 128 C*h_ 3 c*h_ 3 C*h_ 3 - o - c*h_ 3 C*h_ 3 - c*h_ 3 - c*h_ 2 - c*h_ 3 C*h_ 3 c*h_ 3 c*h_ 3
