C31232233133313221211113313331333132313331322121111331333131323132211   >>    C3123223313331322121111331333133313231333132212111133133313132313221   <<    C31232233133313221211113313331333132313331322121111331333131323132213   >>      C31232233133313221211113313331333132313331322121111331333131323132212   >>