Hitori Games -- 2

Hitori is a puzzle game where the player is presented with a square grid of cells. Each cell initially contains a number. The aim of the game is eliminate cells ( by blacking them out ) until the following three constraints all hold:
1. There are no duplicate numbers in each row and column
2. There are no blacker out cells next to each other (horizontally or vertically).
3. All white cells are connected to each other in a single component.