1. Deng, H.; Li, T. H.; Xie, J.; Huang, N.Y.; Gu, Y.; Zhao, J. Q.; Synthesis and Bio-evaluation of Novel Hypocrellin Derivatives: Potential Photosensitizers for Photodynamic Therapy of Age-related Macular Degeneration, Dyes Pigments. 2013, 99, 930-939.