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": ""}
tenuis NK1      x+8 z 1987-07-18    O simcoe  CONTACT UM HERBARIUM ofj  POALES  xHnR   M4e< 8004      Agrostis tenuis 5!*    Mxd Scarce, 2 patches (?clones) seen. agrostis  6    2 WEEDY EDGE OF FLOWER BED.  1<DS$ Bast. ex Roem. & Schult.  Canada 8V^Gy    X poaceae
{"catalogNumber": "", "order": "Poales", "family": "Poaceae", "scientificName": "Agrostis tenuis", "scientificNameAuthorship": "Bast. ex Roem. & Schult.", "genus": "Agrostis", "subgenus": "", "specificEpithet": "tenuis", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "8004", "verbatimEventDate": "1987-07-18", "habitat": "Weedy edge of flower bed.", "occurrenceRemarks": "Scarce, 2 patches (?clones) seen.", "associatedTaxa": "", "country": "Canada", "stateProvince": "", "county": "Simcoe", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}