N-[7-[[4-(decyloxy)phenyl]azo]-3,6-bis[(ethylamino)sulphonyl]-8-hydroxy-1-naphthyl]acetamide

N-[7-[[4-(Decyloxy)phenyl]azo]-3,6-bis[(ethylamino)sulfonyl]-8-hydroxy-1-naphthalenyl]acetamide