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": ""}
Myrtaceae f_l   :KUU myrtales l. N   q E oaxaca   mexico PMz5   ellen messer d<v       LSLIE R. LANDRUM &uH    |(k| GUAJAVA       :$hy9 1972-07-31  a Psidium guajavOa 72/76 L8 9    
{"catalogNumber": "", "order": "Myrtales", "family": "Myrtaceae", "scientificName": "Psidium guajava", "scientificNameAuthorship": "L.", "genus": "", "subgenus": "", "specificEpithet": "guajava", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Leslie R. Landrum", "recordedBy": "Ellen Messer", "recordNumber": "72/76", "verbatimEventDate": "1972-07-31", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Oaxaca", "county": "", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}