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": ""}
 MzR arecaceae GUATEMALA S lJ   #^$9 1947-03-11  5a MEXICANUM  [;)!i h.e. moore, jr. CONTACT UM HERBARIUM 23  Arecales [w<    X_ 10253   Dg_t LIEBM. EX MART.   WZvh> ASTROCARYUM MEXICANUM          A 1000250 astrocaryum  l?    +_X e.u. clover  
{"catalogNumber": "1000250", "order": "Arecales", "family": "Arecaceae", "scientificName": "Astrocaryum mexicanum", "scientificNameAuthorship": "Liebm. ex Mart.", "genus": "Astrocaryum", "subgenus": "", "specificEpithet": "mexicanum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "H.E. Moore, Jr.", "recordedBy": "E.U. Clover", "recordNumber": "10253", "verbatimEventDate": "1947-03-11", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Guatemala", "stateProvince": "", "county": "", "municipality": "", "locality": "Contact UM Herbarium", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}