C31232233133313221211113313331333131211113313231333132222112331   >>    C3123223313331322121111331333133313121111331323133313222211233   <<    C31232233133313221211113313331333131211113313231333132222112333   >>      C31232233133313221211113313331333131211113313231333132222112332   >>