C31232233133313221211113313331333132313331322121111123121323131   >>    C3123223313331322121111331333133313231333132212111112312132313   <<    C31232233133313221211113313331333132313331322121111123121323133   >>      C31232233133313221211113313331333132313331322121111123121323132   >>