{HEAD ~ A perborate} or {TAIL ~ monopersulfate} is used in conjunction with a monoperphthalic acid 
{ HEAD ~ A perborate } or { TAIL ~ monopersulfate } is used in conjunction with a monoperphthalic acid
HEAD HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH