Extract Index DDL from database export dump

PAR file for index ddl extract from dump using traditional import utility
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userid= '/ as sysdba '
statistics=none
buffer=9999999
log=/oracle/export/IND/dump/imp_index_full_10122019.log
constraints=n
grants=n
rows=n
FROMUSER=HR
indexfile=/oracle/export/IND/dump/index3.sql
Tables=(EMPLOYEES)
file=(/oracle/export/IND//exp_full_IND.dmp)


To execute the command in background 
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nohup imp parfile=file_name.par &