{HEAD ~ A process} for preparing an azetidinone represented by the formula ##STR16## wherein Q is {TAIL ~ hydrogen}, lower alkyl, phenyl 0 3 or phenyl 0 3  
{ HEAD ~ A process } for preparing an azetidinone represented by the formula # # STR16 # # wherein Q is { TAIL ~ hydrogen } , lower alkyl , phenyl 0 3 or phenyl 0 3
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH