20

C          0.94220        2.27490       -0.45500
C          4.92420        1.66640        0.66410
C          3.40090        1.53470        0.55590
C          5.44500        3.04150        1.10500
C          4.87970        3.42860        2.48130
N          6.92520        3.00020        1.16890
O          5.42220        3.16240        3.54630
O          3.70080        4.08920        2.41690
S          2.67610        2.78490       -0.55600
H          0.35410        2.86620       -1.16190
H          0.55970        2.45480        0.55260
H          0.83260        1.21780       -0.71030
H          5.37080        1.40530       -0.30520
H          5.26870        0.90090        1.37330
H          2.93900        1.63180        1.54340
H          3.15680        0.53780        0.17330
H          5.19170        3.82490        0.38400
H          7.18940        2.35560        1.92000
H          7.25980        3.90810        1.49900
H          3.37550        4.22680        1.50180
