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Chalcogen, K2.5Sb8.5Se14
S1414161
P1913376-1
P1913376-2
P1913376-3
P1913376-4
P20023522-1
P20023522-2
P20023522-3
P20023522-4
P20023522-5
P20023522-6
P20023522-7