RESIDUE QSC 20 CONECT CAE 4 CCL HAE HAEA HAEB CONECT CAT 3 CAY CAZ HAT CONECT CAY 3 CAT CBE HAY CONECT CAZ 3 CAT CBF HAZ CONECT CBE 3 CAY CCI HBE CONECT CBF 3 CAZ CCI HBF CONECT NBR 3 CCL HNBR H2 CONECT CCI 3 CBE CBF CCL CONECT CCL 4 CAE NBR CCI HCL CONECT HAE 1 CAE CONECT HAEA 1 CAE CONECT HAEB 1 CAE CONECT HAT 1 CAT CONECT HAY 1 CAY CONECT HAZ 1 CAZ CONECT HBE 1 CBE CONECT HBF 1 CBF CONECT HNBR 1 NBR CONECT HCL 1 CCL CONECT H2 1 NBR END HET QSC 20 HETNAM QSC (1R)-1-phenylethanamine FORMUL QSC C8 H11 N1