C2212133313231331121111331333133313223313113313331323133313121331   >>    C221213331323133112111133133313331322331311331333132313331312133   <<    C2212133313231331121111331333133313223313113313331323133313121333   >>      C2212133313231331121111331333133313223313113313331323133313121332   >>