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": ""}
millsp. 6 j     e croton arboreus 12103a (]    P[@:  croton   K/)  Euphorbiaceae  (!Y9c arboreus p.e. berry `.(N$   [K aL h. h. bartlett    y<K 1665905 logwood swamp Upq4|  guatemala 9   Peten :&+   shr. 8-12 ft., fls. greenish <>T/x   1931-03-15  i%1zb      < malpighiales Dos Arroyos H0y   
{"catalogNumber": "1665905", "order": "Malpighiales", "family": "Euphorbiaceae", "scientificName": "Croton arboreus", "scientificNameAuthorship": "Millsp.", "genus": "Croton", "subgenus": "", "specificEpithet": "arboreus", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "P.E. Berry", "recordedBy": "H. H. Bartlett", "recordNumber": "12103a", "verbatimEventDate": "1931-03-15", "habitat": "Logwood swamp", "occurrenceRemarks": "Shr. 8-12 ft., fls. greenish", "associatedTaxa": "", "country": "Guatemala", "stateProvince": "Peten", "county": "", "municipality": "", "locality": "Dos Arroyos", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}