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