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.  B6 1988-06-02  D7^U 6652   1158 J6   CAREX LAXICULMIS VAR. COPULATA f   (;2K2 CAREX  I5? vicinity of high knob. off jeep trail toward grindstone ridge ca 0.3 mile wnw of lookout, 2 1/2 mi s of norton.  1e7 laxiculmis     V_e United States VIRGINIA Go    ] 1375380    _! copulata  S,Y>V cyperaceae Poales O  
{"catalogNumber": "1375380", "order": "Poales", "family": "Cyperaceae", "scientificName": "Carex laxiculmis var. copulata", "scientificNameAuthorship": "", "genus": "Carex", "subgenus": "", "specificEpithet": "laxiculmis", "verbatimTaxonRank": "var.", "infraspecificEpithet": "copulata", "identifiedBy": "", "recordedBy": "", "recordNumber": "6652", "verbatimEventDate": "1988-06-02", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Virginia", "county": "", "municipality": "", "locality": "Vicinity of High Knob. Off jeep trail toward Grindstone Ridge ca 0.3 mile WNW of lookout, 2 1/2 mi S of Norton.", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "1158", "maximumElevationInMeters": ""}