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Replace this text with your caption  diff --git a/figures/Fig_S1/size.tex b/figures/Fig_S1/size.tex  new file mode 100644  index 0000000..2fcf78b  --- /dev/null  +++ b/figures/Fig_S1/size.tex 
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height = 700\nwidth = 500  diff --git a/layout.md b/layout.md  index ff47b46..25520b4 100644  --- a/layout.md  +++ b/layout.md 
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author_contrib.tex  additional.tex  figures/fig_S2/fig_S2.png  figures/Fig_S1/Fig_S1.png  figures/fig_S3/fig_S3.png  figures/fig_S4/fig_S4.png  figures/fig_S5/fig_S5.png