54 C 2.95341 10.89461 -2.72108 C 2.75261 11.83587 -1.53949 C 1.50382 12.71455 -1.70410 H 1.58032 13.18569 -2.69444 C 0.18138 11.95267 -1.70394 C -0.64898 12.02922 -2.96431 N -0.33929 11.33528 -0.68721 N 0.40378 11.15666 0.47250 C 0.93033 12.16274 1.10976 C 1.64320 11.85213 2.39810 C 2.77191 12.57565 2.79120 C 3.39196 12.28405 4.00373 C 2.92523 11.24734 4.82107 O 3.64861 11.12879 5.98059 C 3.70679 9.84436 6.58446 C 1.80205 10.49672 4.42603 O 1.35616 9.51887 5.27551 C 0.27526 8.70122 4.84509 C 1.17320 10.80745 3.20865 C 0.96869 13.56798 0.62110 C 0.70945 14.62051 1.50339 C 0.92908 15.95199 1.12568 O 0.64550 16.82061 2.14667 C 0.73857 18.21703 1.91523 C 1.41718 16.23271 -0.16272 O 1.67399 17.53663 -0.48986 C 2.35849 17.80730 -1.70621 C 1.61073 15.16983 -1.06370 C 1.38332 13.83398 -0.68742 H 3.86937 10.31058 -2.58557 H 3.04509 11.45358 -3.65772 H 2.11935 10.19264 -2.81718 H 3.63862 12.47764 -1.45354 H 2.72326 11.23370 -0.62746 H -1.52173 11.37436 -2.89537 H -0.04239 11.72466 -3.82140 H -0.98555 13.06020 -3.10941 H 3.18623 13.36823 2.17358 H 4.25724 12.86443 4.31656 H 2.82224 9.66606 7.20240 H 4.57347 9.83627 7.25350 H 3.85625 9.04842 5.84757 H -0.64569 9.28555 4.75261 H 0.10911 7.93922 5.61294 H 0.51514 8.18231 3.91108 H 0.29656 10.26188 2.87114 H 0.35434 14.41352 2.51164 H 1.77793 18.52042 1.75640 H 0.38978 18.72411 2.82062 H 0.08485 18.53420 1.09687 H 2.61988 18.86988 -1.71180 H 1.70708 17.61885 -2.56523 H 3.29128 17.23838 -1.78140 H 1.93477 15.36229 -2.08232