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": ""}
 meilotus C   l$2  -84.550594   ;U anton a. reznicek   jM L united staes  F|U  JACKSON  mlilotus albus `y]_z    1978-10-03  Jkuf   R+Yw+ S.A.C. [Spring Arborp College] behind physical plant    Fg albus Medik. &VNm  Fabales ayvX    k OPEN FIELDS AND WOODS 1513360 I ^  42.211154 ^P     Vrm  513 michigan :   
{"catalogNumber": "1513360", "order": "Fabales", "family": "", "scientificName": "Melilotus albus", "scientificNameAuthorship": "Medik.", "genus": "Melilotus", "subgenus": "", "specificEpithet": "albus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "", "recordNumber": "513", "verbatimEventDate": "1978-10-03", "habitat": "open fields and woods", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Jackson", "municipality": "", "locality": "S.A.C. [Spring Arbor College] behind physical plant", "decimalLatitude": "42.211154", "decimalLongitude": "-84.550594", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}