1 Prom = 0.21714 lium
PRL → SN51 PONS → SN51 POL → SN51 PUMP → SN51 PWT → SN51 PYG → SN51 PROM → SLL PROM → SKYAI PROM → SKY PROM → SN64 PROM → SNDKB PROM → SNX