C312312111111331312111133133313331322331333133313121111331323133313331311122331   >>    C31231211111133131211113313331333132233133313331312111133132313331333131112233   <<    C312312111111331312111133133313331322331333133313121111331323133313331311122333   >>      C312312111111331312111133133313331322331333133313121111331323133313331311122332   >>