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": ""}
  .V  Michigan  rf S.N. experimental plots, m. a. c. [ms-u], lansing yS   # eragrostis   B 1520367     Poaceae E    grpm 44934 /   Mlql| 1891-08-21   ERAGROSTIS SECUNDIFLORA k     5#M Poales george d. sones e   United States /  INGHAM %    
{"catalogNumber": "1520367", "order": "Poales", "family": "Poaceae", "scientificName": "Eragrostis secundiflora", "scientificNameAuthorship": "", "genus": "Eragrostis", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "George D. Sones", "recordNumber": "s.n.", "verbatimEventDate": "1891-08-21", "habitat": "", "occurrenceRemarks": "GRPM 44934", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Ingham", "municipality": "", "locality": "Experimental Plots, M. A. C. [MSU], Lansing", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}