C132233133112121111331333133313331333132313231332133313112211231132221   >>    C13223313311212111133133313331333133313231323133213331311221123113222   <<    C132233133112121111331333133313331333132313231332133313112211231132223   >>      C132233133112121111331333133313331333132313231332133313112211231132222   >>