Refactor the unstructured text into a valid JSON dictionary. The key names follow the Darwin Core Archive Standard. If a key lacks content, then insert an empty string. Fill in the following JSON structure as required: {"catalogNumber": "", "order": "", "family": "", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "", "verbatimEventDate": "", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}
   5sn hong kong   P Yuen Long          w)! cenchrus pvrpurascens TOUGH, CESPITOSE GRASS 8Y THE ROAD-SIDE; FORMING SMALL COLONY, HARD TO PULL OUT; INFLORES. WITH STIFF AWNS; COMMON Res       ` Z JOSEPH P. W. WOO6, T. K. WOO mai po, un long 3    f   f 1972-10-28 POACEAE *ny     j THURNB.
{"catalogNumber": "", "order": "", "family": "Poaceae", "scientificName": "Cenchrus purpurascens", "scientificNameAuthorship": "Thunb.", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Joseph P. W. Woo, T. K. Woo", "recordNumber": "", "verbatimEventDate": "1972-10-28", "habitat": "tough, cespitose grass by the road-side; forming small colony, hard to pull out; inflores. with stiff awns; common", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Hong Kong", "stateProvince": "", "county": "Yuen Long", "municipality": "", "locality": "Mai Po, Un Long", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}