\x09\x09 \x09 \x09 \x09 \x09 \x09\x09\x09 \x09 \x09 \x09 \x09\x09 \x09\x09 \x09 \x09\x09 \x09\x09 \x09 \x09 \x09\x09 \x09 \x09 \x09 \x09\x09 \x09 \x09 \x09 \x09 \x09 \x09 \x09 \x09 \x09 \x09 \x09 \x09 \x09 \x09\x09 \x09 \x09\x09 \x09\x09 \x09\x09\x09\x09
Note that non-ascii characters in the above source code will be escaped (such as \x9f).
Disassemble:
mark null push -1(1b) push +1(1b) dup mark +0(0b) add push +0(0b) dup getc retr push +5(3b) mod push -4(3b) mod dup jneg +0(0b) mark -0(0b) add mark +0(1b) dup push -5(3b) div push +13(4b) mul push +73(7b) add putc dup push +4(3b) add jzero -0(0b) push +1(1b) add push -4(3b) mod dup jneg +0(1b) retr putc jump null