Porphyrin

2,7,12,18-Tetramethyl-8-vinyl-21H,23H-porphyrin-13,17-dipropionic acid

zinc hematoporphyrin

zinc tetraphenylporphyrin

2,2'-(10,20-diphenylporphyrin-5,15-diyl)bis(1-methylpyridinium)

ferroporphyrin

HEMATOPORPHYRIN