53 C 4.22452 3.31968 0.44925 C 4.72408 4.58813 -0.26287 O 5.28568 5.45220 0.72534 C 3.50852 5.30010 -0.88626 C 3.61707 5.00468 -2.37073 C 5.12463 5.13639 -2.64874 H 5.37187 4.63959 -3.59594 C 5.52633 6.63264 -2.76266 H 5.08362 7.18583 -1.92587 C 4.99359 7.22001 -4.07371 C 4.99422 8.72731 -3.95073 C 6.36387 9.29093 -3.66005 C 6.72452 10.38545 -4.36866 C 7.29465 9.86260 -5.65882 O 7.02094 10.40987 -6.72534 C 8.19638 8.63237 -5.53986 C 8.65516 8.41974 -4.07576 C 7.46686 8.39562 -3.03074 C 7.93978 9.14329 -1.75633 C 7.04691 6.86670 -2.70449 F 7.56622 6.07576 -3.70882 C 7.54682 6.29109 -1.34834 H 7.10510 6.86045 -0.52330 O 8.97044 6.41893 -1.23034 C 7.21069 4.80736 -1.16358 C 5.75589 4.36385 -1.45050 C 5.85178 2.85935 -1.83345 H 3.69606 2.64383 -0.23191 H 3.51740 3.57789 1.24800 H 5.04419 2.77890 0.92968 H 4.65244 5.51285 1.46348 H 3.54327 6.37960 -0.69508 H 2.54817 4.95551 -0.48812 H 2.98447 5.67699 -2.95265 H 3.27417 3.98480 -2.57917 H 5.60309 6.89349 -4.92611 H 3.97323 6.89655 -4.29265 H 4.57407 9.15369 -4.87028 H 4.31815 9.02417 -3.13842 H 7.53126 11.02636 -4.00330 H 9.06824 8.79936 -6.17518 H 7.64223 7.76520 -5.90936 H 9.26209 7.50936 -4.01535 H 9.34410 9.24029 -3.83026 H 7.19175 9.09601 -0.95916 H 8.13486 10.20517 -1.94713 H 8.88782 8.74938 -1.37838 H 9.22667 6.01597 -0.38187 H 7.89930 4.24979 -1.81457 H 7.50012 4.49323 -0.15010 H 6.52204 2.71457 -2.68954 H 4.88638 2.43168 -2.11729 H 6.26152 2.26712 -1.00680