C132233133112121111331333133313331333132313231332121111331121113231   >>    C13223313311212111133133313331333133313231323133212111133112111323   <<    C132233133112121111331333133313331333132313231332121111331121113233   >>      C132233133112121111331333133313331333132313231332121111331121113232   >>