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": ""}
 [ 1000253     liebm. ex mart. LA     9;R[ ARECACEAE CYRUS L. LUNDELL kv/Fr     mexicanum  qYR  arecales ? p   Astrocaryum ) .  ASTROCARYUM MEXICANUM    Percy H. Gentle W7      @ Contact UM Herbarium  90wy Belize  1936-06 ~#   6441    
{"catalogNumber": "1000253", "order": "Arecales", "family": "Arecaceae", "scientificName": "Astrocaryum mexicanum", "scientificNameAuthorship": "Liebm. ex Mart.", "genus": "Astrocaryum", "subgenus": "", "specificEpithet": "mexicanum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "Cyrus L. Lundell", "recordedBy": "Percy H. Gentle", "recordNumber": "6441", "verbatimEventDate": "1936-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Belize", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}