It’s not quite Park Avenue, but the Seaport’s Park Row has carved out its spot as the go-to lane for big deals on the southern tip of Manhattan. The latest is a contract for one of the penthouse units at 33 Park Row asking $19.5 million. “Penthouse Three” went into contract Wednesday morning for “very close to the asking price,” said Compass’ Huihui Geng, who brought the buyer. The deal is expected to close later this year. A Compass New Development Marketing team led by Leona...