Heartier meals include grilled chicken with roasted potatoes and bean salad crispy sweetbreads with green beans and horseradish or a simple steak tartare with field greens and grilled country bread. The exhaustive menu spans the gamut from omelets to French onion soup to niçoise salad. And in this case it means three times slower service. It offers a wondrous low-priced wine list and favorites like roasted bone marrow and a dessert tasting, but this version of the eatery is markedly different. Landmarc at Time Warner Center is the uptown incarnation of what was a sibling in TriBeCa, which is now a private event space. THIS RESTAURANT IS CLOSED Landmarc (at the Time Warner Center) Restaurant Review: