RESIDUE 23F 21 CONECT N 3 CA H H2 CONECT CA 3 N C CB CONECT C 3 CA OXT O CONECT OXT 2 C HXT CONECT CB 3 CA CG HB CONECT CG 3 CB CD1 CD2 CONECT CD1 3 CG CE1 HD1 CONECT CD2 3 CG CE2 HD2 CONECT CE1 3 CD1 CZ HE1 CONECT CE2 3 CD2 CZ HE2 CONECT CZ 3 CE1 CE2 HZ CONECT O 1 C CONECT H 1 N CONECT H2 1 N CONECT HXT 1 OXT CONECT HB 1 CB CONECT HD1 1 CD1 CONECT HD2 1 CD2 CONECT HE1 1 CE1 CONECT HE2 1 CE2 CONECT HZ 1 CZ END HET 23F 21 HETSYN 23F DEHYDROPHENYLALANINE HETNAM 23F (2Z)-2-AMINO-3-PHENYLACRYLIC ACID FORMUL 23F C9 H9 N O2