{TAIL ~ This invention} also relates to the process whereby {HEAD ~ N} acetylated structures of the thienamycin class of antibiotics such as N acetyl thienamycin can be enzymatically deacetylated 
{ TAIL ~ This invention } also relates to the process whereby { HEAD ~ N } acetylated structures of the thienamycin class of antibiotics such as N acetyl thienamycin can be enzymatically deacetylated
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