C1111233131211111211113313331333133313331333133313331333133313331322122332231   >>    C111123313121111121111331333133313331333133313331333133313331333132212233223   <<    C1111233131211111211113313331333133313331333133313331333133313331322122332233   >>      C1111233131211111211113313331333133313331333133313331333133313331322122332232   >>