C11112331333132311331333133313331333132313311331323133313131131121   >>    C1111233133313231133133313331333133313231331133132313331313113112   <<    C11112331333132311331333133313331333132313311331323133313131131123   >>      C11112331333132311331333133313331333132313311331323133313131131122   >>