LaTeX in Nodejs

// Learn about API authentication here: https://plotly.com/nodejs/getting-started
// Find your api_key here: https://plotly.com/settings/api

require('plotly')(username, api_key);

var trace1 = {
  x: [1, 2, 3, 4],
  y: [1, 4, 9, 16],
  name: "$\alpha_{1c} = 352 \pm 11 \text{ km s}^{-1}$",
  type: "scatter"
};
var trace2 = {
  x: [1, 2, 3, 4],
  y: [0.5, 2, 4.5, 8],
  name: "$\beta_{1c} = 25 \pm 11 \text{ km s}^{-1}$",
  type: "scatter"
};
var data = [trace1, trace2];
var layout = {
  xaxis: {title: "$\sqrt{(n_\text{c}(t|{T_\text{early}}))}$"},
  yaxis: {title: "$d, r \text{ (solar radius)}$"}
};
var graphOptions = {layout: layout, filename: "latex", fileopt: "overwrite"};
plotly.plot(data, graphOptions, function (err, msg) {
    console.log(msg);
});