C31232233133313221211113313331333132313331322121111112113313132323131   >>    C3123223313331322121111331333133313231333132212111111211331313232313   <<    C31232233133313221211113313331333132313331322121111112113313132323133   >>      C31232233133313221211113313331333132313331322121111112113313132323132   >>