C2221333133313331311233132313331333133313131133133313331312323211121   >>    C222133313331333131123313231333133313331313113313331333131232321112   <<    C2221333133313331311233132313331333133313131133133313331312323211123   >>      C2221333133313331311233132313331333133313131133133313331312323211122   >>