RESIDUE T33 35 CONECT C1 3 C2 C6 C7 CONECT C2 3 C1 C3 H2 CONECT C3 3 C2 I3 C4 CONECT I3 1 C3 CONECT C4 3 C3 O4 C5 CONECT O4 2 C4 C1' CONECT C5 3 C4 C6 H5 CONECT C6 3 C1 C5 H6 CONECT C7 4 C1 C8 H71 H72 CONECT C8 4 C7 N8 C9 H8 CONECT N8 3 C8 HN81 HN82 CONECT C9 3 C8 O9 O10 CONECT O9 1 C9 CONECT O10 2 C9 HO1 CONECT C1' 3 O4 C2' C6' CONECT C2' 3 C1' C3' H2' CONECT C3' 3 C2' I3' C4' CONECT I3' 1 C3' CONECT C4' 3 C3' O4' C5' CONECT O4' 2 C4' HO'4 CONECT C5' 3 C4' C6' H5' CONECT C6' 3 C1' C5' H6' CONECT H2 1 C2 CONECT H5 1 C5 CONECT H6 1 C6 CONECT H71 1 C7 CONECT H72 1 C7 CONECT H8 1 C8 CONECT HN81 1 N8 CONECT HN82 1 N8 CONECT HO1 1 O10 CONECT H2' 1 C2' CONECT HO'4 1 O4' CONECT H5' 1 C5' CONECT H6' 1 C6' END HET T33 35 HETNAM T33 3,3'-DEIODO-THYROXINE FORMUL T33 C15 H13 I2 N1 O4