Definition: The word "500748.749920" represents a number, while "4761.2" refers to an amount and "6" is a unit of measurement. The second line calculates the difference between 4-acetylbenzenesulfonamido-acyl acetic acid (4-Acetybenzene-sulfonicacid) in its absence or presence, based on two formulas: 2-(4-acetylbenzenesulfonamido)acetic acid and 4-acetylbenzenesulfonamido-acyl acetic acid.
500748. 749920-47-6; 2-(4-acetylbenzenesulfonamido)aceticacid