has role L-thyroxine InChI=1S/C15H11I4NO4/c16-8-4-7(5-9(17)13(8)21)24-14-10(18)1-6(2-11(14)19)3-12(20)15(22)23/h1-2,4-5,12,21H,3,20H2,(H,22,23)/t12-/m0/s1 PMID:2062236 chebi_ontology levothyroxine PMID:24548294 The L-enantiomer of thyroxine. L-thyroxine Wikipedia:Levothyroxine PMID:21035598 CHEBI:21406 CAS:51-48-9 PMID:24216002 PMID:24610609 776.68669 L-T4 CHEBI:13177 4-(4-hydroxy-3,5-diiodophenoxy)-3,5-diiodo-L-phenylalanine PDBeChem:T44 Beilstein:2228515 Levothyroxin N[C@@H](Cc1cc(I)c(Oc2cc(I)c(O)c(I)c2)c(I)c1)C(O)=O 3,3',5,5'-tetraiodo-L-thyronine KEGG:D08125 776.87006 L-Thyroxine CHEBI:45848 DrugBank:DB00451 O-(4-hydroxy-3,5-diiodophenyl)-3,5-diiodo-L-tyrosine C15H11I4NO4 VSDB:3004 3,5,3',5'-tetraiodo-L-thyronine XUIIKFGFIJCVMT-LBPRGKRZSA-N LINCS:LSM-5447 CHEBI:18332 T4 3,5,3',5'-TETRAIODO-L-THYRONINE Drug_Central:2646 Beilstein:7002831 LT4 PMID:18996189 PMID:15206581 0 CHEBI:7663 PMID:20483419 KEGG:C01829 D-thyroxine thyroxine antithyroid drug L-thyroxine zwitterion L-thyroxine(1-) thyroid hormone mouse metabolite human metabolite non-proteinogenic L-alpha-amino acid L-phenylalanine derivative