C2221333133313331311233132313331333133313331323321111331313232233133321311   >>    C222133313331333131123313231333133313331333132332111133131323223313332131   <<    C2221333133313331311233132313331333133313331323321111331313232233133321313   >>      C2221333133313331311233132313331333133313331323321111331313232233133321312   >>