> 2 contour
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> 4 contour
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-68.8164	-32.7416	4
> 6 contour
-68.733	-32.8508	6
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-68.6199	-32.874	6
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-68.9391	-32.974	6
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-68.8889	-32.924	6
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-68.733	-32.8508	6
> 8 contour
-68.8164	-32.9205	8
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-68.6297	-32.924	8
-68.5965	-32.974	8
-68.5998	-33.024	8
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-68.7062	-33.124	8
-68.733	-33.1326	8
-68.7515	-33.124	8
-68.8164	-33.0842	8
-68.8433	-33.074	8
-68.8944	-33.024	8
-68.8951	-32.974	8
-68.8248	-32.924	8
-68.8164	-32.9205	8
> 10 contour
-68.733	-32.9153	10
-68.7052	-32.924	10
-68.6497	-32.9556	10
-68.6342	-32.974	10
-68.649	-33.024	10
-68.6497	-33.0255	10
-68.6781	-33.074	10
-68.733	-33.1004	10
-68.7765	-33.074	10
-68.8164	-33.0383	10
-68.8355	-33.024	10
-68.8503	-32.974	10
-68.8164	-32.9507	10
-68.7572	-32.924	10
-68.733	-32.9153	10