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": ""}
    h 11144  round-leaved spurge. ~[    euphorbiaceae j    p.e. berry kM]*    Z UNITE[D STATES  euphorbia serpens C*u6  Platte mP9Tj   WNg) DAVID CASTANER   7V KUNTH 1288635    prostrate on fine gravel. $/~8  SERPENS .E-R:    u*4 missouri    k euphorbia   1993-10-23 ^-6<B 
{"catalogNumber": "1288635", "order": "", "family": "Euphorbiaceae", "scientificName": "Euphorbia serpens", "scientificNameAuthorship": "Kunth", "genus": "Euphorbia", "subgenus": "", "specificEpithet": "serpens", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "P.E. Berry", "recordedBy": "David Castaner", "recordNumber": "11144", "verbatimEventDate": "1993-10-23", "habitat": "Prostrate on fine gravel.", "occurrenceRemarks": "Round-leaved spurge.", "associatedTaxa": "", "country": "United States", "stateProvince": "Missouri", "county": "Platte", "municipality": "", "locality": "", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}