Peotatinium Praesedymium Platinum Potassium
Potassium Phosphorous Platinum Plutonium
Radon Radium Ruthenium Rhenum
Rhenum Rhodium Radon Rubidium
Radon Radium Rubidium Rhodium
Peotatinium Promethium Platinum Plutonium
Peotatinium Promethium Platinum Praesedymium
Promethium Plutonium Praesedymium Phosphorous
Palladium Potassium Plutonium Praesedymium