C132233133112121111331333133313331323132313233313331333132222331   >>    C13223313311212111133133313331333132313231323331333133313222233   <<    C132233133112121111331333133313331323132313233313331333132222333   >>      C132233133112121111331333133313331323132313233313331333132222332   >>