BFA ATOM BR C4 C3 C2 C1 N9 C8 C7 C6 C5 ATOM C12 C11 C13 C14 N10 CD1 OD1 ND1 CD2 CD3 ATOM ND2 CD7 CD8 CONNECT - BR C5 C6 C7 C8 C13 N9 C11 C1 C2 C3 C4 + CONNECT C4 C12 C11 CONNECT C4 CD1 OD1 CONNECT C5 C14 C13 CONNECT C12 N10 C14 CONNECT CD1 ND1 CD2 CD3 ND2 CD7 CONNECT ND2 CD8