wyckoffs:
- "b"
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- "b"
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- "d"
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- "d"
- "b"
- "b"
- "b"
- "d"
- "b"
- "d"
- "d"
- "d"
- "b"
- "d"
- "b"
- "d"
- "d"
- "d"
- "d"
- "d"
- "d"
- "d"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"
- "e"