C111112111133131121133133313331333133313121111133313221333131323221   >>    C11111211113313112113313331333133313331312111113331322133313132322   <<    C111112111133131121133133313331333133313121111133313221333131323223   >>      C111112111133131121133133313331333133313121111133313221333131323222   >>