C2221333133313331311233132313331333133313331323331123231323122311   >>    C222133313331333131123313231333133313331333132333112323132312231   <<    C2221333133313331311233132313331333133313331323331123231323122313   >>      C2221333133313331311233132313331333133313331323331123231323122312   >>