latex flyer_3_1.tex && dvips -t a4 -f < flyer_3_1.dvi > flyer_3_1.ps \
&& pstops  '6:0L@.7(21cm,0.2cm)+0L@.7(21cm,9.5cm)+0L@.7(21cm,19cm),1R@.7(0.5cm,10.7cm)+1R@.7(0.5cm,20.0cm)+1R@.7(0.5cm,29.5cm)' \
flyer_3_1.ps > flyer_3_3.ps