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": ""}
-64.4327778  xCFr  CÃ³RDOBA  PV4e  KUNTH  `    punilla H !        $ 646  wZ SERPENS Euphorbia V6  euphorbia serpens skB!    W#HITE LATEX, CARPET WEED GROWTH FORM. ftKb  open, trampled parking lot, full sun. S  -31.37 F.6G!   Tx Argentina  Euphorbiaceae v2J=   MALPIGHIALES ?  1496078 g    B & 2007-03-19 
{"catalogNumber": "1496078", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Euphorbia serpens", "scientificNameAuthorship": "Kunth", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "serpens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "646", "verbatimEventDate": "2007-03-19", "habitat": "Open, trampled parking lot, full sun.", "occurrenceRemarks": "White latex, carpet weed growth form.", "associatedTaxa": "", "country": "Argentina", "stateProvince": "C\u00c3\u00b3rdoba", "county": "Punilla", "municipality": "", "locality": "", "decimalLatitude": "-31.37", "decimalLongitude": "-64.4327778", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}