C111113331333132322331333133313331333133313121111331331123323321   >>    C11111333133313232233133313331333133313331312111133133112332332   <<    C111113331333132322331333133313331333133313121111331331123323323   >>      C111113331333132322331333133313331333133313121111331331123323322   >>