In what part of the film Marathon Man with Dustin Hoffman is Der Neugierige played?

In the film "Marathon Man," the character Der Neugierige, which translates to "The Curious One," is played by Dustin Hoffman during a pivotal scene where he becomes embroiled in the dangerous world of espionage and deception. This character is central to the film's tension, particularly as he uncovers dark secrets related to his brother's involvement and the sinister activities of a former Nazi. Hoffman's performance captures the anxiety and determination of someone caught in a perilous situation, driving the narrative forward.