C3132121111133313233121111331333133313331333133313331333131133133313311223111   >>    C313212111113331323312111133133313331333133313331333133313113313331331122311   <<    C3132121111133313233121111331333133313331333133313331333131133133313311223113   >>      C3132121111133313233121111331333133313331333133313331333131133133313311223112   >>