C31232233133313221211113313331333132313331322121111123313113311231   >>    C3123223313331322121111331333133313231333132212111112331311331123   <<    C31232233133313221211113313331333132313331322121111123313113311233   >>      C31232233133313221211113313331333132313331322121111123313113311232   >>