var items = project.Profile.CookieContainer.Get("vk.com");
foreach(var item in items) {
if (item.Name=="remixlang") {
var remixlang_new = project.Profile.CookieContainer.Create(item.Host, item.Path, "remixlang", "0", item.Expiry, item.IsSecure, item.IsHttpOnly, item.IsSession)...