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": ""}
  w? Evolvulus nummularius   Convolvulaceae z    nummularius xNc           Yr 1298539  (L.) L.  |lj    k9[W  1937-10-31  !n Contact UM Herbarium  D[ PUERTO RICO 210 2   solanales x@    5 evolvulus
{"catalogNumber": "1298539", "order": "Solanales", "family": "Convolvulaceae", "scientificName": "Evolvulus nummularius", "scientificNameAuthorship": "(L.) L.", "genus": "Evolvulus", "subgenus": "", "specificEpithet": "nummularius", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "210", "verbatimEventDate": "1937-10-31", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Puerto Rico", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}