What does Schindler use to buy back the women who are mistakenly diverted to Auschwitz on the way to the new factory?

Schindler uses his influence and financial resources to buy back the women who are mistakenly diverted to Auschwitz. He offers bribes to Nazi officials and pays large sums of money to secure their release. This act highlights Schindler's commitment to saving as many lives as possible during the Holocaust, even as he navigates the dangerous and corrupt system.