C2221333133313331311233132313331333133313131133133313331313321311   >>    C222133313331333131123313231333133313331313113313331333131332131   <<    C2221333133313331311233132313331333133313131133133313331313321313   >>      C2221333133313331311233132313331333133313131133133313331313321312   >>