RESIDUE 1DU 16 CONECT CAD 3 CAB NAH H1 CONECT CAB 3 CAD CAC H2 CONECT CAC 3 CAB NAG H3 CONECT NAG 2 CAC NAH CONECT NAH 3 CAD NAG CAF CONECT CAF 4 NAH CAE H4 H5 CONECT CAE 4 CAF OAA H6 H7 CONECT OAA 2 CAE H8 CONECT H1 1 CAD CONECT H2 1 CAB CONECT H3 1 CAC CONECT H4 1 CAF CONECT H5 1 CAF CONECT H6 1 CAE CONECT H7 1 CAE CONECT H8 1 OAA END HET 1DU 16 HETNAM 1DU 2-(1H-pyrazol-1-yl)ethanol FORMUL 1DU C5 H8 N2 O1