set label 11 'HF' at screen 0.34,0.75 tc ls 2 font 'Helvetica,26'
set label 12 'F_2' at screen 0.79,0.75 tc ls 2 font 'Helvetica,26'
set label 13 'ethylene' at screen 0.34,0.43 tc ls 2 font 'Helvetica,26'
set label 14 'N_2' at screen 0.79,0.43 tc ls 2 font 'Helvetica,26'
set label 15 'H_4' at screen 0.34,0.13 tc ls 2 font 'Helvetica,26'
set label 16 'H_8' at screen 0.79,0.13 tc ls 2 font 'Helvetica,26'
set format y "%.1f"
set xrange[0.5:6.0]
set yrange[0:1.0]
set ytics 0.2
plot '< paste ../HF_cc-pvdz/pes_fci.dat ../HF_cc-pvdz/pes_rhf.dat ../HF_cc-pvdz/pes_ooCIS.dat' using 1:(($4-$6)/($4-$2)) w l ls 1 notitle
unset ylabel
unset label
set xrange[0.95:8.0]
set yrange[0:1.0]
set ytics 0.2
plot '< paste ../F2_cc-pvdz/pes_fci.dat ../F2_cc-pvdz/pes_rhf.dat ../F2_cc-pvdz/pes_ooCIS.dat' using 1:(($4-$6)/($4-$2)) w l ls 1 notitle
set xrange[1.5:16.0]
set yrange[0:1.0]
set ytics 0.2
set ylabel 'Energy (Hartree)'
plot '< paste ../ethylene_cc-pvdz/pes_fci.dat ../ethylene_cc-pvdz/pes_rhf.dat ../ethylene_cc-pvdz/pes_ooCIS.dat' using 1:(($4-$6)/($4-$2)) w l ls 1 notitle
unset ylabel
set xrange[0.7:4.0]
set yrange[0:1.0]
set ytics 0.2
plot '< paste ../N2_cc-pvdz/pes_fci.dat ../N2_cc-pvdz/pes_rhf.dat ../N2_cc-pvdz/pes_ooCIS.dat' using 1:(($4-$6)/($4-$2)) w l ls 1 notitle
set xrange[1.0:10.0]
set yrange[0:1.0]
set ytics 0.2
plot '< paste ../H4_cc-pvdz/pes_fci.dat ../H4_cc-pvdz/pes_rhf.dat ../H4_cc-pvdz/pes_ooCIS.dat' using 1:(($4-$6)/($4-$2)) w l ls 1 notitle
set xrange[1.0:10.0]
set yrange[0:1.0]
plot '< paste ../H8_cc-pvdz/pes_fci.dat ../H8_cc-pvdz/pes_rhf.dat ../H8_cc-pvdz/pes_ooCIS.dat' using 1:(($4-$6)/($4-$2)) w l ls 1 notitle