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Expanded porphyrins: large porphyrin-like tripyrroledimethine-derived macrocycles for singlet oxygen production
(United States Patent and Trademark Office, 1994-03-08)
" The present invention involves a novel tripyrrole dimethine-derived ""expanded porphyrin"" (texaphyrin), the synthesis of such compounds, their analogs or derivatives and their uses. These expanded porphyrin-like macrocycles ...