C312312111111331312111133133313121111133313113313331322331323221121311   >>    C31231211111133131211113313331312111113331311331333132233132322112131   <<    C312312111111331312111133133313121111133313113313331322331323221121313   >>      C312312111111331312111133133313121111133313113313331322331323221121312   >>