C132233133112121111331333133313331323331333133313231311233132311211   >>    C13223313311212111133133313331333132333133313331323131123313231121   <<    C132233133112121111331333133313331323331333133313231311233132311213   >>      C132233133112121111331333133313331323331333133313231311233132311212   >>