C11112331333132311331333133313331333132313311232233132313332231   >>    C1111233133313231133133313331333133313231331123223313231333223   <<    C11112331333132311331333133313331333132313311232233132313332233   >>      C11112331333132311331333133313331333132313311232233132313332232   >>