In a computer system, there are $5$ registers, namely -- $PC, AR, DR, IR,$ and $SC$. The initial content of $PC$ is $7FF$. The content of memory at address $7FF$ is $EA9F$; at address $A9F$ is $0C35$; at address $C35$ is $FFFF$. (All register contents are in hexadecimal format).
When an ISZ indirect instruction is fetched from memory and executed, the content of $PC$ register after $6$ clock pulse is ________ (put the integer value of register content).