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