21

N 0.94192 -2.05490 0.70087
C 2.02442 -1.75349 0.40834
C 3.37573 -1.43881 0.03937
C 3.79585 -0.11126 -0.12279
C 5.12822 0.14386 -0.46821
C 6.03269 -0.90462 -0.67953
C 5.60339 -2.22247 -0.53563
C 4.27989 -2.48838 -0.17357
O 7.29715 -0.50492 -1.01552
C 8.25094 -1.52794 -1.27593
O 2.85963 0.86423 0.10173
C 3.11699 2.14223 -0.46965
H 5.50061 1.15870 -0.57056
H 6.27050 -3.06433 -0.69097
H 3.95706 -3.52212 -0.05898
H 9.19766 -1.04420 -1.53495
H 7.94592 -2.14253 -2.12935
H 8.42357 -2.14282 -0.38652
H 2.20632 2.74070 -0.37070
H 3.34908 2.06244 -1.53716
H 3.91545 2.65920 0.07128