Cell 1.1 Cell 1.2 Cell 1.3
Cell 2.1 Cell 2.2 Cell 2.3
Cell 2.1.1 Cell 2.1.2
Cell 2.2.1 Cell 2.2.2

Cell 1.1.1

 Cell 1.1.2
Cell 1.2.1 Cell 1.2.2
Cell 1.3.1 Cell 1.3.2