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": ""}
4645.54 r       N carex lupulina   _5+ Carex   8$n^ trs: t1s r5e sec 7 ne4 of sw4   V  -90.621794 1992-06-10 )D]?o  St. Francis National Forest. Mississ-ippi River floodplin. HnNkV    /1$q 1377502 cyperaceae D~T     9 LUPULINA 34.615413 M !9/   POALES =NSt|   Phi llips -xG   7E  UNITED STATES arkanss V W3k   (vF Philip E. Hyatt & Sheila Hyatt 
{"catalogNumber": "1377502", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex lupulina", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "lupulina", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Philip E. Hyatt & Sheila Hyatt", "recordNumber": "4645.54", "verbatimEventDate": "1992-06-10", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Arkansas", "county": "Phillips", "municipality": "", "locality": "St. Francis National Forest. Mississippi River floodplain.", "decimalLatitude": "34.615413", "decimalLongitude": "-90.621794", "verbatimCoordinates": "TRS: T1S R5E sec 7 NE4 of SW4", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}