C2221333133313331311233132313331333133313331323232133313111323132321121   >>    C222133313331333131123313231333133313331333132323213331311132313232112   <<    C2221333133313331311233132313331333133313331323232133313111323132321123   >>      C2221333133313331311233132313331333133313331323232133313111323132321122   >>