C132233133112121111331333133313331323331331121111331311211332211   >>    C13223313311212111133133313331333132333133112111133131121133221   <<    C132233133112121111331333133313331323331331121111331311211332213   >>      C132233133112121111331333133313331323331331121111331311211332212   >>