C1111121111331311211331333133313331322133313331323132333132313111121   >>    C111112111133131121133133313331333132213331333132313233313231311112   <<    C1111121111331311211331333133313331322133313331323132333132313111123   >>      C1111121111331311211331333133313331322133313331323132333132313111122   >>