C111113331333132322331333133313331333133313121111331331121111121111331323321   >>    C11111333133313232233133313331333133313331312111133133112111112111133132332   <<    C111113331333132322331333133313331333133313121111331331121111121111331323323   >>      C111113331333132322331333133313331333133313121111331331121111121111331323322   >>