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": ""}
 MEXICO 2     _y H.E. MOORE, JR.     Q ? ROCKY HEADLAND WITH LOW CRUB AND GRANITIC S*OIL croton B     16.84208 ANt        1948-08$-21 w  -99.91421    CROTON CLADOTRICHUS  (qO[     
{"catalogNumber": "", "order": "", "family": "", "scientificName": "Croton cladotrichus", "scientificNameAuthorship": "", "genus": "Croton", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "H.E. Moore, Jr.", "recordNumber": "", "verbatimEventDate": "1948-08-21", "habitat": "Rocky headland with low crub and granitic soil", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "16.84208", "decimalLongitude": "-99.91421", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}