C211111133131323223313233313231133132333133313233313231323133313111211   >>    C21111113313132322331323331323113313233313331323331323132313331311121   <<    C211111133131323223313233313231133132333133313233313231323133313111213   >>      C211111133131323223313233313231133132333133313233313231323133313111212   >>