Germany’s most successful winter Olympian Claudia Pechstein continues her long fight against a doping ban from 2009 at a Munich higher regional court on Thursday as the still active speed skater seeks compensation and damages from the ruling body ISU. “For more than 15 years, I have been defamed by the world governing body as a doping offender. This must come to an end,” Pechstein told dpa. Pechstein, 52, has nine Olympic medals, including five gold, and six world titles during her long career. A saga from court to court She wants some €8 million ($8.6 million) from the ISU which banned her fo…