C31232233133313221211113313331333133313113311331333133313331331121111111231   >>    C3123223313331322121111331333133313331311331133133313331333133112111111123   <<    C31232233133313221211113313331333133313113311331333133313331331121111111233   >>      C31232233133313221211113313331333133313113311331333133313331331121111111232   >>