RESIDUE FHF 55 CONECT C 3 O CA CAY CONECT N 3 CA CAT HN CONECT O 1 C CONECT CA 4 C N CB HA CONECT CB 4 CA CG1 CG2 HB CONECT CAA 4 CAN HAA HAAA HAAB CONECT OAD 1 CAI CONECT OAE 1 CAT CONECT OAG 2 NBA HOAG CONECT FAH 1 CAV CONECT CAI 3 OAD NBA HAI CONECT CAJ 3 CAK CAL HAJ CONECT CAK 3 CAJ CAM HAK CONECT CAL 3 CAJ CAV HAL CONECT CAM 3 CAK CAW HAM CONECT CAN 4 CAA CAO HAN HANA CONECT CAO 4 CAN CAP HAO HAOA CONECT CAP 4 CAO CAY HAP HAPA CONECT CAQ 4 CAY NBA HAQ HAQA CONECT NAR 3 CAT CAW HNAR CONECT CAT 3 N OAE NAR CONECT CAV 3 FAH CAL CAW CONECT CAW 3 CAM NAR CAV CONECT CAY 4 C CAP CAQ HAY CONECT NBA 3 OAG CAI CAQ CONECT CG1 4 CB HG1 HG1A HG1B CONECT CG2 4 CB HG2 HG2A HG2B CONECT HN 1 N CONECT HA 1 CA CONECT HB 1 CB CONECT HAA 1 CAA CONECT HAAA 1 CAA CONECT HAAB 1 CAA CONECT HOAG 1 OAG CONECT HAI 1 CAI CONECT HAJ 1 CAJ CONECT HAK 1 CAK CONECT HAL 1 CAL CONECT HAM 1 CAM CONECT HAN 1 CAN CONECT HANA 1 CAN CONECT HAO 1 CAO CONECT HAOA 1 CAO CONECT HAP 1 CAP CONECT HAPA 1 CAP CONECT HAQ 1 CAQ CONECT HAQA 1 CAQ CONECT HNAR 1 NAR CONECT HAY 1 CAY CONECT HG1 1 CG1 CONECT HG1A 1 CG1 CONECT HG1B 1 CG1 CONECT HG2 1 CG2 CONECT HG2A 1 CG2 CONECT HG2B 1 CG2 END HET FHF 55 HETNAM FHF N-((2R,4S)-2-butyl-4-(3-(2-fluorophenyl)ureido)-5-methy HETNAM 2 FHF l-3-oxohexyl)-N-hydroxyformamide FORMUL FHF C19 H28 F1 N3 O4