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": ""}
 Dichanthelium sphaerocarpon , f   c=+_ united states  p1ZH SPHAEROCARPON   4621 >   H]RI 1430587        IK.8V (ELLIOTT) GOLD  | w. a. silveus   06 poaceae     LS Xj 1939-07-16 Poales 3NMlf  near Lawrence .;D>   dicanth elium r<    )H massachusetts ESSEX g2ri 
{"catalogNumber": "1430587", "order": "Poales", "family": "Poaceae", "scientificName": "Dichanthelium sphaerocarpon", "scientificNameAuthorship": "(Elliott) Gould", "genus": "Dichanthelium", "subgenus": "", "specificEpithet": "sphaerocarpon", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "W. A. Silveus", "recordNumber": "4621", "verbatimEventDate": "1939-07-16", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "United States", "stateProvince": "Massachusetts", "county": "Essex", "municipality": "", "locality": "near Lawrence", "decimalLatitude": "", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}