C3132121111133313233121111331333133313331333133313331333133313331333222223311   >>    C313212111113331323312111133133313331333133313331333133313331333133322222331   <<    C3132121111133313233121111331333133313331333133313331333133313331333222223313   >>      C3132121111133313233121111331333133313331333133313331333133313331333222223312   >>