C31232233133313221211113313331333132313331322121111132313231323111   >>    C3123223313331322121111331333133313231333132212111113231323132311   <<    C31232233133313221211113313331333132313331322121111132313231323113   >>      C31232233133313221211113313331333132313331322121111132313231323112   >>