C132233133112121111331333133313331333132322331333133112111112111111223131   >>    C13223313311212111133133313331333133313232233133313311211111211111122313   <<    C132233133112121111331333133313331333132322331333133112111112111111223133   >>      C132233133112121111331333133313331333132322331333133112111112111111223132   >>