label: 5,10,15-tris(N-methylpyridinium-4-yl)-20-(1-phenyl-2-(ethylene diamine-tetraacetic acid))-21H,23H-porphyrin
label_lc: 5,10,15-tris(n-methylpyridinium-4-yl)-20-(1-phenyl-2-(ethylene diamine-tetraacetic acid))-21h,23h-porphyrin