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": ""}
   Ni velutina  P i^6 Distrito Federal   23 (Forssk.) P. Beauv.   ` md M. St. Pierre  0 OACEAE 1120675  /TD    1928-08-30 )4dx    2 Poales   F+P digitaria velutina    19.3152 Q0Y     bI4 tlalpan; santa teresa; tlalpan  ;A-  830 mexic :i:EN  
{"catalogNumber": "1120675", "order": "Poales", "family": "Poaceae", "scientificName": "Digitaria velutina", "scientificNameAuthorship": "(Forssk.) P. Beauv.", "genus": "", "subgenus": "", "specificEpithet": "velutina", "verbatimTaxonRank": "", "infraspecificEpithet": "", "identifiedBy": "", "recordedBy": "M. St. Pierre", "recordNumber": "830", "verbatimEventDate": "1928-08-30", "habitat": "", "occurrenceRemarks": "", "associatedTaxa": "", "country": "Mexico", "stateProvince": "Distrito Federal", "county": "", "municipality": "", "locality": "Tlalpan; Santa Teresa; Tlalpan", "decimalLatitude": "19.3152", "decimalLongitude": "", "verbatimCoordinates": "", "minimumElevationInMeters": "", "maximumElevationInMeters": ""}