! find /database/data/flash_recovery_area/database/autobackup -ctime +4 -exec rm -rf {} \;
! find /erpdev2/data/flash_recovery_area/database/flashback/*.flb -ctime +5 -exec rm {} \;

find: missing argument to `-exec'

find: missing argument to `-exec'

#----------------------------ENVIRONMENT-------------------------------#
. /etc/profile
. /home/oracle/.bash_profile
. /database/oracle/.database_profile

export ORACLE_SID=DATABASE

                     sqlplus -s '/ as sysdba' <<EOF
                        whenever sqlerror exit sql.sqlcode
                        shutdown immediate;
                        startup mount;
                        flashback database to restore point RP1;
                        alter database open resetlogs;
                        drop restore point RP1;
                        ! find /database/data/flash_recovery_area/database/autobackup -ctime +4 -exec rm -rf {} \;
                        ! find /database/data/flash_recovery_area/database/flashback/*.flb -ctime +5 -exec rm {} \;
                        create restore point RP1 guarantee flashback database;