C31232233133313221211113313331333132313331322121111121111132333132212331333211   >>    C3123223313331322121111331333133313231333132212111112111113233313221233133321   <<    C31232233133313221211113313331333132313331322121111121111132333132212331333213   >>      C31232233133313221211113313331333132313331322121111121111132333132212331333212   >>