RESIDUE 4G6 18 CONECT CAA 4 CAF HAC HAB HAA CONECT CAF 4 CAA CAB NAD CAE CONECT CAB 4 CAF HAF HAD HAE CONECT NAD 3 CAF HAL H1 CONECT CAE 4 CAF N HAH HAG CONECT N 3 CAE H H2 CONECT HAC 1 CAA CONECT HAB 1 CAA CONECT HAA 1 CAA CONECT HAF 1 CAB CONECT HAD 1 CAB CONECT HAE 1 CAB CONECT HAL 1 NAD CONECT H1 1 NAD CONECT HAH 1 CAE CONECT HAG 1 CAE CONECT H 1 N CONECT H2 1 N END HET 4G6 18 HETNAM 4G6 2-methylpropane-1,2-diamine FORMUL 4G6 C4 H12 N2