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": ""}
 U 1991-03-20 -100.309 ,3EyA  anton a. reznicek VQw G      b4>A kun2e    Dff 38   W GREW IN MIXEO WOODS WITH AGUILEGIA UNDER AN OVERSTORY OF QUERCUS ON LEAF LITTER ON A STEEP EDGE OF A TRAIL.    J<2L  NIR L. GIL-AD NUEVO LEON  L     Y~r CAREX   rxL2 POALES   y =[ 25.6685  l ~ cyperaceae planostachys T G   
{"catalogNumber": "", "order": "Poales", "family": "Cyperaceae", "scientificName": "", "scientificNameAuthorship": "Kunze", "genus": "Carex", "subgenus": "", "specificEpithet": "planostachys", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Anton A. Reznicek", "recordedBy": "Nir L. Gil-ad", "recordNumber": "388", "verbatimEventDate": "1991-03-20", "habitat": "Grew in mixed woods with Aguilegia under an overstory of Quercus on leaf litter on a steep edge of a trail.", "occurrenceRemarks": "", "associatedTaxa": "", "country": "", "stateProvince": "Nuevo Leon", "county": "", "municipality": "", "locality": "", "decimalLatitude": "25.6685", "decimalLongitude": "-100.309", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}