5-S-cysteinyldopaquinone + L-dopa => 5-S-cysteinyldopa + L-dopaquinone
5-s-cysteinyldopaquinone + l-dopa => 5-s-cysteinyldopa + l-dopaquinone
5-S-cysteinyldopaquinone + L-dopa => 5-S-cysteinyldopa + L-dopaquinone
5-s-cysteinyldopaquinone + l-dopa => 5-s-cysteinyldopa + l-dopaquinone