Derivatives of C 076, a series of macrolides are described, in which {HEAD ~ the substituents} are {TAIL ~ hydrocarbon groups} 
are
Derivatives of C 076 , a series of macrolides are described , in which { HEAD ~ the substituents } are { TAIL ~ hydrocarbon groups }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL