Nommer le composé suivant :
{"init": {"range": [[1.2598000000000003, 6.2043], [-1.1, 1.1]], "scale": [50, 50]}, "line": [[[3.99183, -0.1], [4.33827, 0.1], {"subtype": "segment"}], [[3.4722, -0.1], [3.1258, 0.1], {"subtype": "segment"}], [[4.8579, 0.1], [5.2043, -0.1], {"subtype": "segment"}], [[2.6062000000000003, 0.1], [2.2598000000000003, -0.1], {"subtype": "segment"}]], "label": [[[3.732, -0.25], "CH_{2}", "center", {}], [[4.5981, 0.25], "CH_{2}", "center", {}], [[2.866, 0.25], "CH_{2}", "center", {}], [[5.4641, -0.25], "CH_{3}", "center", {}], [[2.0, -0.25], "CH_{3}", "center", {}]]}