C132233133112121111331333133313331323133313331323133313233211111   >>    C13223313311212111133133313331333132313331333132313331323321111   <<    C132233133112121111331333133313331323133313331323133313233211113   >>      C132233133112121111331333133313331323133313331323133313233211112   >>