(E)
(E)
O
O1
C1
O
O2
C2(S)
C3
C4
C5
C6
N
N1
C7
O
O3
C8
O
O4
C9(R)
C10(R)
C11
C12(S)
C13(R)
O
O5
O
H
O6
C34
O
O7
C42
C14(S)
O
O8
C43
C15
C16(S)
C35
C17
C18
C36
C19
C20(R)
C37
C21
O
O9
C22
C23(S)
O
H
O10
C24(R)
C40
C25(S)
C26
C41
C27
C28(R)
C29
C30(R)
C31(R)
C32
C33
O
O11
C44
O
H
O12
C51
O
O17
C50
O
O23
N
H
N2
C49
C47
C46
C45
C39
C38
C48
H
H2
H
H13