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": ""}
 4y8/ Calophyllum polyanthum Mizoram dTtU   J c thakurm rup chand Hmvntha, Lushai Hills D  6   CA $W calophyllaceae   n INDIA     wall. ex choisy $ ~I   p|a 1524 malpighiales #;Z(  polyanthum StL    P @s. calophyllum  0 4423   1507258 4=    n[ 1951-04-06  jOnt Serchhip    
{"catalogNumber": "1507258", "order": "Malpighiales", "family": "Calophyllaceae", "scientificName": "Calophyllum polyanthum", "scientificNameAuthorship": "Wall. ex Choisy", "genus": "Calophyllum", "subgenus": "", "specificEpithet": "polyanthum", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "Thakur Rup Chand", "recordNumber": "4423", "verbatimEventDate": "1951-04-06", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "India", "stateProvince": "Mizoram", "county": "Serchhip", "municipality": "", "locality": "Hmuntha, Lushai Hills", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "1524", "maximumElevationInMeters": ""}