Rare Upper East Side 4 bedroom available for sale. Welcome to Apartment 5OP, two apartments combined to offer one grand home! This one-of-a-kind floor plan offers 4 bedrooms, 2 bathrooms, dual exposure, tree-lined views, and enormous closet space. The apartment’s front door leads to the open kitchen and flowing living/dining space. The apartment’s focal point is the renovated kitchen with 13ft of ...