41. It is isomeric with 2-hydroxybenzoic acid, known as salicylic acid, a precursor to aspirin. 42. Many isomeric alcohols have the formula C 6 H 13 OH . It is used in the perfume industry. 43. "' Mesaconic acid "'is one of several isomeric carboxylic acids obtained from citric acid. 44. The "'terpinenes "'are a group of isomeric hydrocarbons that are classified as terpenes. 45. A rule of thumb for determining the isomeric form of an amino acid is the " CORN " rule. 46. Pseudouridylation is the ( isomerisation of the nucleoside uridine ) to the different isomeric form pseudouridine ( ? ). 47. Thus, the two ADP, 1D-myo-inositol bisdiphosphate tetrakisphosphate and ( isomeric configuration unknown ). 48. I need an experiment based on the isomeric halogenoalkanes with the formula C4H9BR reacting with water ! ! !! 49. Such relatively long-lived excited nuclei are termed nuclear isomers, and their decays are termed isomeric transitions. 50. They were also able to provide improved data for 260 Sg, including the tentative observation of an isomeric level.