C2221333133313331311233132313331333133313131133133313331323313121   >>    C222133313331333131123313231333133313331313113313331333132331312   <<    C2221333133313331311233132313331333133313131133133313331323313123   >>      C2221333133313331311233132313331333133313131133133313331323313122   >>