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": ""}
Arenac v   +y Edward G. Voss   @kW7m se part of standish 1957-0w7-11 wzl7         : WASTE GROUND  (z,o "common"  MICHIGAN u    C 43.97534  Elymus q12     a  O Elymus repens   t#  (L.) Gould  poaceae 9K    4611 T 
{"catalogNumber": "", "order": "", "family": "Poaceae", "scientificName": "Elymus repens", "scientificNameAuthorship": "(L.) Gould", "genus": "Elymus", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Edward G. Voss", "recordNumber": "4611", "verbatimEventDate": "1957-07-11", "habitat": "waste ground", "occurrenceRemarks": "\"common\"", "associatedTaxa": "", "country": "", "stateProvince": "Michigan", "county": "Arenac", "municipality": "", "locality": "SE part of Standish", "decimalLatitude": "43.97534", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}