C11112331333132311331333133313331333132312323133313231333133321132311331   >>    C1111233133313231133133313331333133313231232313331323133313332113231133   <<    C11112331333132311331333133313331333132312323133313231333133321132311333   >>      C11112331333132311331333133313331333132312323133313231333133321132311332   >>