RESIDUE 1U5 28 CONECT C01 4 C02 H1 H2 H3 CONECT C02 4 C01 C03 C04 C08 CONECT C03 4 C02 H4 H5 H6 CONECT C04 4 C02 C05 C06 C13 CONECT C05 4 C04 H7 H8 H9 CONECT C06 4 C04 C07 H10 H11 CONECT C07 4 C06 C08 H12 H13 CONECT C08 4 C02 C07 C09 O12 CONECT C09 3 C08 O10 O11 CONECT O10 2 C09 H14 CONECT O11 1 C09 CONECT O12 2 C08 C13 CONECT C13 3 C04 O12 O14 CONECT O14 1 C13 CONECT H1 1 C01 CONECT H2 1 C01 CONECT H3 1 C01 CONECT H4 1 C03 CONECT H5 1 C03 CONECT H6 1 C03 CONECT H7 1 C05 CONECT H8 1 C05 CONECT H9 1 C05 CONECT H10 1 C06 CONECT H11 1 C06 CONECT H12 1 C07 CONECT H13 1 C07 CONECT H14 1 O10 END HET 1U5 28 HETNAM 1U5 (1R,4S)-4,7,7-trimethyl-3-oxo-2-oxabicyclo[2.2.1]heptan HETNAM 2 1U5 e-1-carboxylic acid FORMUL 1U5 C10 H14 O4