Benzamide, 4-amino-N-(3-((2-hydroxyethyl)sulfonyl)phenyl)-; 4-Amino-N-(3-(2-hydroxyethyl)sulfonylphenyl)benzamide; 4-Amino-N-(3-((2-hydroxyethyl)sulphonyl)phenyl)benzamide; 4-amino-N-{3-[(2-hydroxyethyl)sulfonyl]phenyl}benzamide; Vinyl Sulphone Base of Benzanilide