C1111233133313231133133313331333132313231333121111132313231333132321133131   >>    C111123313331323113313331333133313231323133312111113231323133313232113313   <<    C1111233133313231133133313331333132313231333121111132313231333132321133133   >>      C1111233133313231133133313331333132313231333121111132313231333132321133132   >>