C3132121111133313233121111331333133313331333133313331333133313331312323221111   >>    C313212111113331323312111133133313331333133313331333133313331333131232322111   <<    C3132121111133313233121111331333133313331333133313331333133313331312323221113   >>      C3132121111133313233121111331333133313331333133313331333133313331312323221112   >>