C,1,51.85,s,
O,2,,,
C,3,171.23,s,
O,4,,,
C,5,38.9,s,
C,6,74.32,s,
C,7,133.32,s,
C,8,120.4,s,
C,9,173.2,s,
O,10,,,
O,11,,,
H,12,3.7,s,
H,13,3.7,s,
H,14,3.7,s,
H,15,2.74,d,6.2
H,16,2.74,d,6.2
H,17,5.19,td,"6.2,3.6"
H,18,6.14,dd,"8.0,3.6"
H,19,6.16,d,8.0
