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": ""}
   var.    J.W. GREAR m 8   /W+ N C.H. Mueller Contact UM Herarium e,i  (Gray) Grear OD(            1935-08-01 $A&I     5U3NI Fabaceae rhynchosia X1l  Rhyncbosia senna var.c angustifolia Y_kqb    
{"catalogNumber": "", "order": "", "family": "Fabaceae", "scientificName": "Rhynchosia senna var. angustifolia", "scientificNameAuthorship": "(Gray) Grear", "genus": "Rhynchosia", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "var.", "infraspecificEpithet": "", "identifiedBy": "J.W. Grear", "recordedBy": "C.H. Mueller", "recordNumber": "", "verbatimEventDate": "1935-08-01", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}