(E)
O
O1D
CGD
O
O2D
CED
CBD(R)
CHA
C4D
C3D
CAD
O
OBD
C2D
CMD
C1D
N
H
ND
CHD
C4C
C3C(R)
CAC
CBC
C2C(R)
CMC
C1C
N
NC
CHC
C4B
C3B
CAB
CBB
O
OBB
C2B
CMB
C1B
N
H
NB
CHB
C4A
C3A(S)
CMA
C2A(S)
C1A
N
NA
CAA
CBA
CGA
O
O1A
O
O2A
C1
C2
C3
C4
C5
C6
C7
C8(R)
C9
C10
C11
C12
C13(R)
C14
C15
C16
C17
C18
C19
C20