Question: What 23-storey residential skyscraper opened to the public on March 22, 2012?

Context paragraphs:
The Regent (City Creek): The Regent (City Creek) is a gold LEED certified, 23-storey, 150-unit residential skyscraper located in the City Creek Center, on 35 East 100 South, Salt Lake City, Utah.  The building was the fifth residential skyscraper in the City Creek development and was designed by Zimmer Gunsul Frasca Partnership in a modernist style.  The building was completed on September 11, 2011.

1322 Golden Empire Tower: 1322 Golden Empire Tower (formerly known as 1322 Roxas Boulevard) is a 57-storey residential skyscraper in Manila, Philippines.  It is owned by Moldex Land, Inc., part of the Moldex Group of Companies.  Standing at 203 m , it is the tallest building in the City of Manila, and is the 12th-tallest building in the country and Metro Manila as well.  The building has 55 floors above ground, and 2 basement levels for parking.

Mandarin Square: The Mandarin Square is a 39-storey residential skyscraper at the Binondo district in Manila, Philippines.  The building has a height of 149 m .

The Heron: The Heron, also known as Milton Court, is a 36-storey residential skyscraper in London, United Kingdom.  The building was developed by Heron International.

Boutique Monaco: Boutique Monaco is a 117-metre, 27-storey residential skyscraper in the ward of Seocho-gu in Seoul.  The working title of this building was "Missing Matrix"; it was designed by architect Minsuk Cho, and has 172 units.  It was the recipient of the 2008 Silver Emporis Skyscraper Award, beating the much taller 101-storey Shanghai World Financial Center.

Edades Tower: Edades Tower, also known as Edades Tower and Garden Villas, is a 53-storey residential skyscraper in Rockwell Center, in Makati City.  The building was constructed in 2010 and was completed in 2014.  As of 2016, it is the 18th-tallest building in the Philippines.

Acty Shiodome: The Acty Shiodome is a 190-metre, 56-storey residential skyscraper in the Shiodome area of Minato-Ku, Tokyo, Japan.  It was constructed between April 2000 and February 2004, and is currently the second tallest residential building in Japan.  The building has a nickname of "La Tour Shiodome", which is actually the name of the private luxury units on the top floors.  The building has a total of 768 units, with 683 rental units between the 3rd and 44th floors, and 85 private luxury units on floors 45 to 56.  The building is owned by the Urban Development Corporation, part of the Urban Renaissance Agency.  Floors 45 to 56 are offered for rent through Urban Development Corporation's "Private Enterprise Rental Housing System".  The first two floors contain shops, a day care centre, and medical clinics.  The JR Yokosuka Line passes directly under the building, which is flanked by the Yurikamome New Transit line on the west and south sides, and the Shuto Expressway on the east.

V Building: The V Building (formerly known as Arena Central Tower) was a proposed 51 storey residential skyscraper that had been approved for construction on Broad Street on the Westside of the city centre of Birmingham, United Kingdom, as part of the larger Arena Central development scheme on the former ATV / Central Television Studios which were closed in 1997.  The entire development site covered an area of 7.6 acre .  On completion the development would have set to include offices, shops, restaurants, cafes, leisure/entertainment, fitness centre and hotel.  It was to have been located next to Alpha Tower, one of the tallest buildings in Birmingham, on what is currently a multi-level underground car park.  The total cost of the entire scheme was expected to be £400 million and of the tower, £150 million.

Luna Gardens: Luna Gardens is a 39-storey residential skyscraper in Rockwell Center, in Makati.  The building was completed in 1999.  It has a height of 148.80 m .

City Creek Center: The City Creek Center is a mixed-use development with an upscale open-air shopping center, office and residential buildings, fountain, and simulated creek near Temple Square in downtown Salt Lake City, Utah, United States.  It is an undertaking by Property Reserve, Inc. (the commercial real estate division of the Corporation of the President of The Church of Jesus Christ of Latter-day Saints (LDS Church) and Taubman Centers, Inc. The center integrates shopping and residential elements, with foliage-lined walkways and streams covering three blocks in the heart of downtown Salt Lake.  The City Creek Center opened to the general public on March 22, 2012.  This shopping, office and residential center encompass nearly 20 acre of downtown Salt Lake City.  The City Creek Center is part of an estimated $5 billion sustainable design project to revitalize downtown Salt Lake City.  The City Creek Center project itself has been estimated to cost around $1.5 billion.

Supporting paragraphs: The Regent (City Creek) City Creek Center
Answer: The Regent