C132233133112121111331333133313331323133313331333132233132313331   >>    C13223313311212111133133313331333132313331333133313223313231333   <<    C132233133112121111331333133313331323133313331333132233132313333   >>      C132233133112121111331333133313331323133313331333132233132313332   >>