C132233133112121111331333133313331333132313231332133313233232231   >>    C13223313311212111133133313331333133313231323133213331323323223   <<    C132233133112121111331333133313331333132313231332133313233232233   >>      C132233133112121111331333133313331333132313231332133313233232232   >>