4,4'-(ETHYLENEBIS(IMINOSULFONYL(6-METHOXY-M-PHENYLENE)AZO))BIS(5'-CHLORO-3-HYDROXY-2',4'-DIMETHOXYNAPHTH-2-ANILIDE)
4,4'-(ethylenebis(iminosulfonyl(6-methoxy-m-phenylene)azo))bis(5'-chloro-3-hydroxy-2',4'-dimethoxynaphth-2-anilide)