C111123313121111121111331333133313331333131121133133313331323212331   >>    C11112331312111112111133133313331333133313112113313331333132321233   <<    C111123313121111121111331333133313331333131121133133313331323212333   >>      C111123313121111121111331333133313331333131121133133313331323212332   >>