C132233133112121111331333133313231333133313231133133313133313221212231   >>    C13223313311212111133133313331323133313331323113313331313331322121223   <<    C132233133112121111331333133313231333133313231133133313133313221212233   >>      C132233133112121111331333133313231333133313231133133313133313221212232   >>