Synonyms:

Benzenesulfonic acid, 2,2-(1,2-ethenediyl)bis5-4-bis(2-hydroxyethyl)amino-6-(4-sulfophenyl)amino-1,3,5-triazin-2-ylamino-, tetrasodium salt;FLUORESCENTBRIGHTNER220;FLUORESCENTBRIGHTENNER220;BLANKOPHORP;BRIGHTENER220;Fluorescent brightening agent 220;2,2'-(1,2-Ethenediyl)bis[5-[[4-[bis(2-hydroxyethyl)amino]-6-[[4-(sodiosulfo)phenyl]amino]-1,3,5-triazin-2-yl]amino]benzenesulfonic acid]disodium salt;2,2'-(Ethene-1,2-diyl)bis[5-[[4-[bis(2-hydroxyethyl)amino]-6-[4-(sodiooxysulfonyl)phenylamino]-1,3,5-triazine-2-yl]amino]benzenesulfonic acid sodium] salt

Canonical SMILES: C1=CC(=CC=C1NC2=NC(=NC(=N2)N(CCO)CCO)NC3=CC(=C(C=C3)C=CC4=C(C=C(C=C4)NC5=NC(=NC(=N5)NC6=CC=C(C=C6)S(=O)(=O)[O-])N(CCO)CCO)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]