5,10,15,20-tetrakis(4-tert-butylphenyl)porphyrin;5,10,15,20-tetrakis(meta-tolyl)porphyrin;TETRASODIUM-meso-TETRA(4-SULFONATOPHENYL) PORPHINE;5,10,15,20-tetrakis(4-sulfonatophenyl)-porphyrin;5,10,15,20-tetrakis(4-sulfonatophenyl)-21H,23H-porphine;5,10,15,20-tetrakis(3-methylphenyl)porphyrin;5,10,15,20-tetrakis(p-tert-butylphenyl)porphyrin;meso-tetrakis(4-tert-butylphenyl)porphyrin;5,10,15,20-tetra(3-methylphenyl)porphine;5,10,15,20-tetrakis(m-methylphenyl)porphyrin;4-tert-Bu-TPP;5,10,15,20-tetra(4-tert-butyl-phenyl)porphyrin;free base 5,10,15,20-tetrakis-(4-sulfonatophenyl)-porphine;tetrakis(p-sulfonylphenyl)porphyrin tetra-anion;Tetrasodium-meso-tetra(4-sulfonatophenyl)porphinedodecahydrate;meso-tetra-(3-methylphenyl)porphin;