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": ""}
1961-07-12 <? -u       vZ elymus trachycaulus   E6H -84.00539  5 Elymus      <JFVV 42.45608   [vAK> POALES    @8 TRACHYCAULUS  ](23  SOIL: 5ANDY LOAM. ASSOCIES: CAREX FOENEA, SMILACINA RACEMOSA, SISYRINCHIUM ALBIDUM, ANTENNARIA SPP.   w  p (Link) Gould ex Shinners 1556025 AZX       lPeX JARL K. HILTUNEN
{"catalogNumber": "1556025", "order": "Poales", "family": "", "scientificName": "Elymus trachycaulus", "scientificNameAuthorship": "(Link) Gould ex Shinners", "genus": "Elymus", "subgenus": "", "specificEpithet": "trachycaulus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Jarl K. Hiltunen", "recordNumber": "", "verbatimEventDate": "1961-07-12", "habitat": "Soil: Sandy loam. Associes: Carex foenea, Smilacina racemosa, Sisyrinchium albidum, Antennaria spp.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "42.45608", "decimalLongitude": "-84.00539", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}