53 C 6.89840 1.83460 -5.96000 C 6.01090 0.96370 -5.04190 C 6.92240 -0.06210 -4.37370 C 6.17760 -0.87310 -3.31950 C 5.59730 0.06430 -2.26320 C 4.62420 1.05120 -2.91030 C 5.31340 1.84750 -4.00700 H 4.50700 2.40340 -4.50760 C 6.35890 2.80120 -3.41460 C 5.71440 3.78720 -2.43370 C 5.03330 2.97380 -1.35740 C 5.30400 3.16470 -0.09060 C 4.03510 1.94190 -1.80530 H 3.79780 1.32580 -0.92550 C 2.76340 2.62010 -2.31830 C 2.09560 3.38430 -1.17330 C 0.84290 4.05240 -1.67860 C -0.38460 3.54570 -1.59510 C -1.31910 4.54910 -2.22950 O -0.48310 5.65940 -2.66100 C 0.78890 5.36030 -2.33730 O 1.75030 6.07040 -2.55800 C 3.41590 0.26610 -3.45200 C 5.02480 0.26110 -5.97930 O 5.74780 -0.43150 -6.99890 H 7.39750 1.19430 -6.70220 H 7.65620 2.35240 -5.35360 H 6.27310 2.57690 -6.47760 H 7.31260 -0.75560 -5.13320 H 7.76070 0.45570 -3.88470 H 5.36070 -1.43350 -3.79760 H 6.87320 -1.57700 -2.83930 H 5.06120 -0.52510 -1.50470 H 6.41270 0.62510 -1.78290 H 7.12290 2.21990 -2.87760 H 6.83520 3.37230 -4.22510 H 6.49220 4.43040 -1.99630 H 4.98150 4.40970 -2.96790 H 4.79690 2.56180 0.67710 H 6.03850 3.92800 0.20590 H 3.02190 3.32120 -3.12550 H 2.07070 1.85720 -2.70310 H 1.83720 2.68310 -0.36610 H 2.78830 4.14720 -0.78840 H -0.54370 2.56440 -1.12420 H -1.83250 4.08310 -3.08350 H -2.06320 4.87660 -1.48860 H 2.70610 0.96330 -3.92110 H 2.91950 -0.26040 -2.62350 H 3.75880 -0.46550 -4.19840 H 4.42160 -0.45750 -5.40510 H 4.36310 1.00810 -6.44210 H 5.20500 -0.99840 -7.76960