differentiate A from B

2-chloro-N-isopropyl acetanilide deferred life annuity dual semantie data model hairy elbows high-pressure ion exchange column kalidim graeile franzel kinder length of magnetic path lifting homotopy theorem lullingly neocancilla clathrus pug-dogs rechargeable primary cell rectify sabine pine subauricular region superficial radial nerve synthetic fabrics throw up weigh batching mixer