WGCNA “trait” file format?

I am trying to create co-expression network between lncRNA and RNA but I am not sure if the "trait" file I have made is correct.
I have 14 samples with two conditions "Nodules" and "ctrl". Is this format right?

Client  group
X3  1
X4  1
X5  1
X6  1
X8  1
X9  1
X10 1
X11 1
X15 1
X16 1
X17 1
X128    0
X129    0
X130    0