C2221333133313331311233132313331333133313331323232133313331322223313331122111   >>    C222133313331333131123313231333133313331333132323213331333132222331333112211   <<    C2221333133313331311233132313331333133313331323232133313331322223313331122113   >>      C2221333133313331311233132313331333133313331323232133313331322223313331122112   >>