C3132121111133313233121111331333133313331333133313331333132313331311223311   >>    C313212111113331323312111133133313331333133313331333133313231333131122331   <<    C3132121111133313233121111331333133313331333133313331333132313331311223313   >>      C3132121111133313233121111331333133313331333133313331333132313331311223312   >>