RESIDUE 40E 18 CONECT C1 3 O11 O12 C2 CONECT O11 2 C1 H1 CONECT O12 1 C1 CONECT C2 3 C1 O2 N3 CONECT O2 1 C2 CONECT N3 3 C2 C4 H2 CONECT C4 4 N3 C41 C42 H3 CONECT C41 4 C4 H4 H5 H6 CONECT C42 4 C4 H7 H8 H9 CONECT H1 1 O11 CONECT H2 1 N3 CONECT H3 1 C4 CONECT H4 1 C41 CONECT H5 1 C41 CONECT H6 1 C41 CONECT H7 1 C42 CONECT H8 1 C42 CONECT H9 1 C42 END HET 40E 18 HETNAM 40E oxo(propan-2-ylamino)acetic acid FORMUL 40E C5 H9 N1 O3