C 2 h 4 o 2

C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2
C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2
C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2C 2 h 4 o 2