C132233133112121111331333133313331333132313231332111133133322131   >>    C13223313311212111133133313331333133313231323133211113313332213   <<    C132233133112121111331333133313331333132313231332111133133322133   >>      C132233133112121111331333133313331333132313231332111133133322132   >>