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": ""}
AMARANTHACEAE < 7         V CARYOPHYLLALES     iB$ 1206959   AMARANTHUS ALBUS Rq 6;   2604 gE   M/m,R Carl O. Grassl  e 1933-07-16  -87.6166666667 ymDK   .-C MICHIGAN    albus  JRI United States   menominee bV~ 
{"catalogNumber": "1206959", "order": "Caryophyllales", "family": "Amaranthaceae", "scientificName": "Amaranthus albus", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "albus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Carl O. Grassl", "recordNumber": "2604", "verbatimEventDate": "1933-07-16", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Michigan", "county": "Menominee", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "-87.6166666667", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}