C111123313121111121111331323133313331333132333133313232332313231131   >>    C11112331312111112111133132313331333133313233313331323233231323113   <<    C111123313121111121111331323133313331333132333133313232332313231133   >>      C111123313121111121111331323133313331333132333133313232332313231132   >>