C132233133112121111331333133313331333132313231332121111331322221   >>    C13223313311212111133133313331333133313231323133212111133132222   <<    C132233133112121111331333133313331333132313231332121111331322223   >>      C132233133112121111331333133313331333132313231332121111331322222   >>