Skudlarek, J. W., DiMarco, C. N., Babaoglu, K., Roecker, A. J., Bruno, J. G., Pausch, M. A., O'Brien, J. A., Cabalu, T. D., Stevens, J., Brunner, J., Tannenbaum, P. L., Wuelfing, W. P., Garson, S. L., Fox, S. V., Savitz, A. T., Harrell, C. M., Gotter, A. L., Winrow, C. J., Renger, J. J., Kuduk, S. D., & Coleman, P. J. (2017). investigation of orexin-2 selective receptor antagonists: Structural modifications resulting in dual orexin receptor antagonists. Bioorganic & medicinal chemistry letters, 27(6), 1364–1370. http://access.bl.uk/ark:/81055/vdc_100042786413.0x00001a