27 C 5.73935 2.78107 7.83459 C 5.44671 3.06074 6.38895 O 5.93239 3.99248 5.76380 O 4.56570 2.09749 5.89977 C 4.22110 1.99999 4.53105 C 5.12031 2.31571 3.51085 C 4.75546 2.10985 2.17955 C 3.51147 1.55450 1.86937 C 2.60881 1.22045 2.89036 C 1.29675 0.63373 2.54152 O 0.25743 0.74880 3.16246 O 1.38127 -0.14742 1.44977 C 2.96696 1.45385 4.22563 O 2.06461 1.25403 5.28163 C 1.73770 -0.07027 5.54763 C 0.59145 -0.10054 6.51476 O 2.26332 -1.06098 5.05509 H 5.50636 3.66780 8.42838 H 6.79335 2.51438 7.94292 H 5.13081 1.95105 8.20458 H 6.10584 2.71975 3.72519 H 5.44700 2.37304 1.38128 H 3.24846 1.39114 0.82592 H 0.50463 -0.58041 1.39182 H 0.81028 0.53607 7.37588 H 0.44239 -1.12284 6.87293 H -0.31964 0.23736 6.01378