Phosphinecarboxylic acid,[[1,5-bis[4-[ethyl(1,2,3,4-tetrahydro-1,4-dioxo-6-phthalazinyl)amino]phenyl]-1,5-diphenyl-2,4-pentadienyl]oxy]hydroxy-, 1-oxide, disodium salt
CAS No. 849736-10-3