28 C -0.01870 1.52460 0.01040 C 0.00210 -0.00410 0.00200 H -1.04110 -0.35570 0.01010 C 0.66120 -0.51140 -1.27520 C 2.17780 -0.31440 -1.27430 H 2.62510 -0.99070 -2.01530 C 2.72000 -0.66320 0.08710 C 3.02310 0.28870 0.93230 C 3.51460 -0.04800 2.31140 H 4.52310 0.35110 2.43960 C 2.61140 0.55940 3.34380 C 1.29640 0.56870 3.33220 C 0.36880 0.02690 2.35800 O -0.80950 0.06050 2.67270 O 0.64290 -0.50100 1.17130 O 3.54750 -1.46460 2.48570 O 2.51480 1.02750 -1.62190 H 1.00390 1.90190 0.00270 H -0.54580 1.88570 -0.87260 H -0.52880 1.87610 0.90720 H 0.44080 -1.57830 -1.39090 H 0.23210 0.01620 -2.13320 H 2.85690 -1.70050 0.35480 H 2.92500 1.32600 0.64090 H 3.09950 1.04830 4.20130 H 0.83240 1.07150 4.20670 H 3.85680 -1.74660 3.35740 H 3.46560 1.20330 -1.63540