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": ""}
  2516 o  POALES `w  KUNTH h<  El Salitre; Nuevo Urecho; La Car7rera SF       Orilla de arroyo   1970-10-03 5     9Q pilosus  C -101.161   zx>b7 Poaceae MICHOACAN  rgO;   Py 1119634 cenchrus pilosus j   kF f. ventra a.  18.8673 KmT    MEXICO E7Zq 
{"catalogNumber": "1119634", "order": "Poales", "family": "Poaceae", "scientificName": "Cenchrus pilosus", "scientificNameAuthorship": "Kunth", "genus": "", "subgenus": "", "specificEpithet": "pilosus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "F. Ventura A.", "recordNumber": "2516", "verbatimEventDate": "1970-10-03", "habitat": "Orilla de arroyo", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Michoacan", "county": "", "municipality": "", "locality": "El Salitre; Nuevo Urecho; La Carrera", "decimalLatitude": "18.8673", "decimalLongitude": "-101.161", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}