C,1,16.36,s,
C,2,56.83,s,
O,3,,,
C,4,72.55,s,
C,5,27.67,s,
C,6,27.67,s,
C,7,27.67,s,
H,8,1.17,t,6.7
H,9,1.17,t,6.7
H,10,1.17,t,6.7
H,11,3.42,q,6.7
H,12,3.42,q,6.7
H,13,1.2,s,
H,14,1.2,s,
H,15,1.2,s,
H,16,1.2,s,
H,17,1.2,s,
H,18,1.2,s,
H,19,1.2,s,
H,20,1.2,s,
H,21,1.2,s,
