\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 +0(0b) dup mark null dup dup getc retr dup push +64(7b) sub jzero null copy +2(2b) push +64(7b) sub jzero +0(0b) dup push +10(4b) sub jzero +0(0b) dup copy +2(2b) sub jzero null mark +0(0b) dup putc jump null