C2221333133313331311233132313331333133313331323232133313121111133323113121   >>    C222133313331333131123313231333133313331333132323213331312111113332311312   <<    C2221333133313331311233132313331333133313331323232133313121111133323113123   >>      C2221333133313331311233132313331333133313331323232133313121111133323113122   >>