C3132121111133313233121111331333133313331333133313331333133313332233312311   >>    C313212111113331323312111133133313331333133313331333133313331333223331231   <<    C3132121111133313233121111331333133313331333133313331333133313332233312313   >>      C3132121111133313233121111331333133313331333133313331333133313332233312312   >>