20

C          1.10770       -0.03420       -0.01290
C          0.61190        0.15970        1.42340
C          2.63240       -0.08340       -0.12200
C          1.05450        1.48820        2.03850
C          3.09950       -0.29720       -1.54270
C          0.53470        1.67180        3.44450
O          2.37470       -0.41400       -2.51640
O          4.45000       -0.32560       -1.63480
O         -0.16150        0.87560        4.05230
O          0.94850        2.83920        3.99200
H          0.71280        0.76800       -0.64890
H          0.68730       -0.97020       -0.40280
H          0.95750       -0.67410        2.04710
H         -0.48460        0.10920        1.42340
H          3.01990       -0.90090        0.49560
H          3.06530        0.86260        0.21770
H          0.68870        2.31890        1.42550
H          2.14670        1.53310        2.09300
H          4.90900       -0.22240       -0.78030
H          1.49710        3.38430        3.39770
