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": ""}
   Contact UM Herbarium 1n9 6   ;c8 s.n. United States &6|A   miami-dade ZFl[       POACEAE x5w?  (desv. ex ham.) b.f. hansen & wunerlin Bjj4    Ys.)J dichanthelium portoricense 1410764 6~  1915-02-28 m=+  poales jm     john k. small q    P portoricense florida tg?  
{"catalogNumber": "1410764", "order": "Poales", "family": "Poaceae", "scientificName": "Dichanthelium portoricense", "scientificNameAuthorship": "(Desv. ex Ham.) B.F. Hansen & Wunderlin", "genus": "", "subgenus": "", "specificEpithet": "portoricense", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "John K. Small", "recordNumber": "s.n.", "verbatimEventDate": "1915-02-28", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Florida", "county": "Miami-Dade", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}