## {HEAD ~ The compound} may be identified, using {TAIL ~ the Chemical Abstracts system} of nomenclature, as 1 5 echinocandin B 
# # { HEAD ~ The compound } may be identified , using { TAIL ~ the Chemical Abstracts system } of nomenclature , as 1 5 echinocandin B
OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH REL OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH