C31232233133313221211113313331333132313331322121111121111111333131112331   >>    C3123223313331322121111331333133313231333132212111112111111133313111233   <<    C31232233133313221211113313331333132313331322121111121111111333131112333   >>      C31232233133313221211113313331333132313331322121111121111111333131112332   >>