左旋甲状腺素钠

12,18,30,36,50,56-Hexamethyl-22,40,60-tris(4-methylphenyl)-8,22,26,40,46,60-hexaza-5lambda5-phosphaoctadecacyclo[44.14.2.17,23.113,17.131,35.141,45.151,55.03,8.04,62.05,44.06,25.09,14.016,21.026,43.027,32.034,39.047,52.054,59]heptahexaconta-1(61),2,4(62),6,9,11,13(67),14,16(21),17,19,23(66),24,27,29,31(65),32,34(39),35,37,41,43,45(64),47,49,51(63),52,54(59),55,57-triacontaene 5-oxide