C11112331312111112111133133313331333132323213311331323133313331322311323131   >>    C1111233131211111211113313331333133313232321331133132313331333132231132313   <<    C11112331312111112111133133313331333132323213311331323133313331322311323133   >>      C11112331312111112111133133313331333132323213311331323133313331322311323132   >>