Before first use of the dispenser, {HEAD ~ the pouch} contains {TAIL ~ only intact fragrance microcapsules}: it is only on first use that the pouch is inflated by causing the outside air to enter into the pouch for the first time 
contains
Before first use of the dispenser , { HEAD ~ the pouch } contains { TAIL ~ only intact fragrance microcapsules } : it is only on first use that the pouch is inflated by causing the outside air to enter into the pouch for the first time
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH