C3132121111133313233121111331333133313331333133313331333132313232233132332331   >>    C313212111113331323312111133133313331333133313331333133313231323223313233233   <<    C3132121111133313233121111331333133313331333133313331333132313232233132332333   >>      C3132121111133313233121111331333133313331333133313331333132313232233132332332   >>