Ostrowski AD, Deakin SJ, Azhar B, Miller TW, Franco N, Cherney MM, Lee AJ, Burstyn JN, Fukuto JM, Megson IL, et al. Nitric Oxide Photogeneration from trans-Cr(cyclam)(ONO)(2)(+) in a Reducing Environment. Activation of Soluble Guanylyl Cyclase and Arterial Vasorelaxation. Journal of Medicinal Chemistry. 2010;53:715-722.