C132233133112121111331333133313331323133313233121111133112311211   >>    C13223313311212111133133313331333132313331323312111113311231121   <<    C132233133112121111331333133313331323133313233121111133112311213   >>      C132233133112121111331333133313331323133313233121111133112311212   >>