C132233133112121111331333133313331333132322331333133112111112212111   >>    C13223313311212111133133313331333133313232233133313311211111221211   <<    C132233133112121111331333133313331333132322331333133112111112212113   >>      C132233133112121111331333133313331333132322331333133112111112212112   >>