C11112331333132311331333133313331323133313223121133132322331323113121   >>    C1111233133313231133133313331333132313331322312113313232233132311312   <<    C11112331333132311331333133313331323133313223121133132322331323113123   >>      C11112331333132311331333133313331323133313223121133132322331323113122   >>