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": ""}
   m.k MICHIGAN   1251460 7 zk    DELTA  .iiL      ! Sec 5 T38N-R24W   w ~ novae-angliae  United States ]    nyQ DjON HENSON -87.29471 r`g     symphyotri1chum !)U    bS(l.) g. l. nesom "flower heads purple." bI +D   (  SYMPHYOTRICHUM NOVAE-ANGLIAE     1995-09-23 
{"catalogNumber": "1251460", "order": "", "family": "", "scientificName": "Symphyotrichum novae-angliae", "scientificNameAuthorship": "(L.) G. L. Nesom", "genus": "Symphyotrichum", "subgenus": "", "specificEpithet": "novae-angliae", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Don Henson", "recordNumber": "", "verbatimEventDate": "1995-09-23", "habitat": "", "occurrenceRemarks": "\"Flower heads purple.\"", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Delta", "municipality": "", "locality": "Sec 5 T38N-R24W", "decimalLatitude": "", "decimalLongitude": "-87.29471", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}