C31232233133313221211113313331333132313331322121111121111133312233231131   >>    C3123223313331322121111331333133313231333132212111112111113331223323113   <<    C31232233133313221211113313331333132313331322121111121111133312233231133   >>      C31232233133313221211113313331333132313331322121111121111133312233231132   >>