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": ""}
  b= 1990-07-19  1116789 #  -98.6863 #2    POACEAE )Nv  MESIC TO HYDRIC ESCARPMENT IN ASSOCIATION WITH A WATERFALL WITH SHALE. ASSOCIATES TIBOUCHINA, EQUISELUM, BIDENS, BOUUARDIA, LYCOPODIUM CIPERUS, AGROSTIS, PASPALUM, CAREX a5D      j = Hidalgo  VIRGINICUS $u96#  20.5985 64 E   E.A. MANRIQUE NZoLF  2073  iv@    Bl Andropogon virginicus L. B     I6 MEXICO STANLEY JONES & GRETCHEN JONES Zh  andropogon %    v 5540 
{"catalogNumber": "1116789", "order": "", "family": "Poaceae", "scientificName": "Andropogon virginicus", "scientificNameAuthorship": "L.", "genus": "Andropogon", "subgenus": "", "specificEpithet": "virginicus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "E.A. Manrique", "recordedBy": "Stanley Jones & Gretchen Jones", "recordNumber": "5540", "verbatimEventDate": "1990-07-19", "habitat": "Mesic to hydric escarpment in association with a waterfall with shale. Associates Tibouchina, Equiselum, Bidens, Bouvardia, Lycopodium Ciperus, Agrostis, paspalum, Carex", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Hidalgo", "county": "", "municipality": "", "locality": "", "decimalLatitude": "20.5985", "decimalLongitude": "-98.6863", "verbatimCoordinates": "", "minimumElevationInMeters": "2073", "maximumElevationInMeters": ""}