18
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C -1.4053080 -1.2545490 -0.2166630
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C 1.1774770 -1.0878570 -0.4706880
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H -1.5725250 -1.6377460 -1.2287430
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H 0.2075070 0.5711620 1.4566489
H 1.8466340 0.8376600 -1.0670490
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H -0.4114470 2.8168700 0.9465730