C111113331333132322331333133313331333133313121111331331121111113312321   >>    C11111333133313232233133313331333133313331312111133133112111111331232   <<    C111113331333132322331333133313331333133313121111331331121111113312323   >>      C111113331333132322331333133313331333133313121111331331121111113312322   >>