C2221333133313331311233132313331333133313331333133313331333131133133313222331   >>    C222133313331333131123313231333133313331333133313331333133313113313331322233   <<    C2221333133313331311233132313331333133313331333133313331333131133133313222333   >>      C2221333133313331311233132313331333133313331333133313331333131133133313222332   >>