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": ""}
 p croton  500  9r  3014 !     90O&Q LEPTOSTACHYUS croton leptotachyus *d`h  1953-06-14  C>Z    Ed vt r. s. coan    malpighiales =Aq   322J? no data    zGJ COLOMBIA  Z@QZ 1544261   c4 g) along the railroad between los bocas and las palmas    H49L euphorbiaceae JEAN H. LANGENHEIM  nh +  
{"catalogNumber": "1544261", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Croton leptostachyus", "scientificNameAuthorship": "", "genus": "Croton", "subgenus": "", "specificEpithet": "leptostachyus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "R. S. Cowan", "recordedBy": "Jean H. Langenheim", "recordNumber": "3014", "verbatimEventDate": "1953-06-14", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Colombia", "stateProvince": "", "county": "no data", "municipality": "", "locality": "Along the railroad between Los Bocas and Las Palmas", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "500", "maximumElevationInMeters": ""}