C3132121111133313233121111331333133313331333133313331333133313331331121313331   >>    C313212111113331323312111133133313331333133313331333133313331333133112131333   <<    C3132121111133313233121111331333133313331333133313331333133313331331121313333   >>      C3132121111133313233121111331333133313331333133313331333133313331331121313332   >>