C111123313121111121111331333133313331323232133112111113331311312121   >>    C11112331312111112111133133313331333132323213311211111333131131212   <<    C111123313121111121111331333133313331323232133112111113331311312123   >>      C111123313121111121111331333133313331323232133112111113331311312122   >>