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. Author manuscript; available in PMC: 2014 Oct 1.
Published in final edited form as: Curr Opin Pharmacol. 2013 Sep 20;13(5):10.1016/j.coph.2013.08.009. doi: 10.1016/j.coph.2013.08.009

Figure 4.

Figure 4

Chemical structures of PSs described in this review. (A) Cationic phthalocyanine, Zn-PC-Me; (B) Hydroxygallium(III) 2,3,9,10,16,17,23,24-octakis-[3-(N-methyl) -pyridyloxy]-phthalocyanine octaiodide; (C) Toluidine blue O; (D) 3,7-Bis(N,N-dibutylamino) phenothiazinium bromide, PPA904; (E) 5-Phenyl-10,15,20-tris(N-methyl-4-pyridyl)-porphine trichloride, Sylsens B; (F) Rose Bengal; (G) Riboflavin; (H) Curcumin; (I) Polyethylenimine chlorin(e6), PEI-ce6; (J) Merocyanine 540; (K) Poly-S-lysine porphyrin conjugate, pL-TMPP; (L) Functionalized fullerene, C60(>ME1N6+C3); (M) Tri-meso (N-methyl-pyridyl), meso (N-tetradecyl-pyridyl) porphine, C14.