C211111133131323223313233313231133132333133313231333132333132312323223231   >>    C21111113313132322331323331323113313233313331323133313233313231232322323   <<    C211111133131323223313233313231133132333133313231333132333132312323223233   >>      C211111133131323223313233313231133132333133313231333132333132312323223232   >>