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": ""}
 Central Luzon c  Poaceae s`v   SgWJ  1707979    PD3 A. D. E. ELMER PHILIPPINES 73=/I       ISACHNE [  camp stotsenburg mt. pinatubo) XAe  MAGNA bn     T Poales  7*z D (Merr.) Merr.    PAMPANGA      N)Q1 Isachne magna   `~61927-05
{"catalogNumber": "1707979", "order": "Poales", "family": "Poaceae", "scientificName": "Isachne magna", "scientificNameAuthorship": "(Merr.) Merr.", "genus": "Isachne", "subgenus": "", "specificEpithet": "magna", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "A. D. E. Elmer", "recordNumber": "", "verbatimEventDate": "1927-05", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Philippines", "stateProvince": "Central Luzon", "county": "Pampanga", "municipality": "", "locality": "Camp Stotsenburg (Mt. Pinatubo)", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}