Potassium dicyanoaurate13967-50-533 % similar Potassium tetracyanonickelate14220-17-833 % similar Sodium tricyanocuprate(I)14264-31-433 % similar Potassium argentocyanide506-61-633 % similar Potassium dicyanoaurate554-07-433 % similar Potassium tetracyanomercurate(II)591-89-933 % similar