C132233133112121111331333133313231333133313231211113313331323112211232321   >>    C13223313311212111133133313331323133313331323121111331333132311221123232   <<    C132233133112121111331333133313231333133313231211113313331323112211232323   >>      C132233133112121111331333133313231333133313231211113313331323112211232322   >>