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": ""}
-103.45 *- +4     i Loose colonies of little-branched and decumbent and unbranched and erect stems. Flrs. terminal; tepals dull rose dorsally in bud, whit3 when open in the evening. Stems to 2.3m  1991-06-01 ;O C          X    Mexico   1267523 0V  20Â°21'N, 103Â°27'W Mw       |S?k 12538   20.35 bV zs    B9O CACTACEAE
{"catalogNumber": "1267523", "order": "", "family": "Cactaceae", "scientificName": "", "scientificNameAuthorship": "", "genus": "", "subgenus": "", "specificEpithet": "", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "", "recordNumber": "12538", "verbatimEventDate": "1991-06-01", "habitat": "", "occurrenceRemarks": "Loose colonies of little-branched and decumbent and unbranched and erect stems. Flrs. terminal; tepals dull rose dorsally in bud, white when open in the evening. Stems to 2.3m", "associatedTaxa": "", "country": "Mexico", "stateProvince": "", "county": "", "municipality": "", "locality": "", "decimalLatitude": "20.35", "decimalLongitude": "-103.45", "verbatimCoordinates": "20\u00c2\u00b021'N, 103\u00c2\u00b027'W", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}