C132233133112121111331333133313331323132313231323223313133311233131211   >>    C13223313311212111133133313331333132313231323132322331313331123313121   <<    C132233133112121111331333133313331323132313231323223313133311233131213   >>      C132233133112121111331333133313331323132313231323223313133311233131212   >>