18

C          1.12070        0.01060       -0.03930
C          0.46100        1.85910       -3.43670
C          0.55840        1.05760       -1.01530
C          1.01910        0.81130       -2.46560
O          2.54070        0.02860        0.01780
O          0.92520        1.58270       -4.75940
O         -0.86700        1.07950       -0.93850
O          2.45540        0.81590       -2.56330
H          0.79030       -0.99750       -0.31370
H          0.73770        0.20070        0.96940
H          0.81030        2.86270       -3.17360
H         -0.63260        1.85680       -3.45350
H          0.92570        2.04150       -0.69870
H          0.68910       -0.17970       -2.80040
H          2.86660       -0.11360       -0.89470
H          1.85760        1.30280       -4.67340
H         -1.20150        0.18440       -1.12630
H          2.76300        1.70430       -2.29610
