The other phase consists of {TAIL ~ hexamethylene diamine} containing water and {HEAD ~ small amounts} of sodium hydroxide 
The other phase consists of { TAIL ~ hexamethylene diamine } containing water and { HEAD ~ small amounts } of sodium hydroxide
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH