C11112331333132311331333133313331333132313233313331313322331311111   >>    C1111233133313231133133313331333133313231323331333131332233131111   <<    C11112331333132311331333133313331333132313233313331313322331311113   >>      C11112331333132311331333133313331333132313233313331313322331311112   >>