C31232233133313221211113313331333132313331322121111331333131322221   >>    C3123223313331322121111331333133313231333132212111133133313132222   <<    C31232233133313221211113313331333132313331322121111331333131322223   >>      C31232233133313221211113313331333132313331322121111331333131322222   >>