C132233133112121111331333133313231333132333131211113313223331312323131   >>    C13223313311212111133133313331323133313233313121111331322333131232313   <<    C132233133112121111331333133313231333132333131211113313223331312323133   >>      C132233133112121111331333133313231333132333131211113313223331312323132   >>