\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:
push +1(1b) push +0(0b) mark null call +0(0b) mul call +0(0b) getc add copy +2(2b) mul add swap push +2(2b) div dup jzero -0(0b) swap dup putc push +512(10b) div mark +0(1b) jump null mark +0(0b) dup dup getc retr push +39(6b) mod push +9(4b) sub push +16(5b) ret mark -0(0b) pop push +256(9b) swap jump null