C31232233133313221211113313331333132313331333133313331333133313331333121332311   >>    C3123223313331322121111331333133313231333133313331333133313331333133312133231   <<    C31232233133313221211113313331333132313331333133313331333133313331333121332313   >>      C31232233133313221211113313331333132313331333133313331333133313331333121332312   >>