C1
O
O1
C2
N
H
N1
C3(S)
C4
O
O2
C5
C6
C7
C8
N
H
3
+
N2
N
H
N3
C9(S)
C10
O
O3
C11
C12
C13
C14
N
H
N4
C15(S)
C16
O
O4
C17
C18
C19
N
H
N5
C20
N
H
2
N6
N
H
2
+
N7
N
N8
C21(S)
C22
O
O5
C23
C24
C25
N
H
N9
C26(S)
C27
O
O6
C28
C29
C30
N
H
N10
C31(S)
C32
O
O7
C33
C34
N
H
N11
C35(S)
C36
O
O8
C37
C38
S
S1
C39
N
H
N12
C40(S)
C41
O
O9
C42
C43
C44
N
H
N13
C45(S)
C46
O
O10
C47
C48
C49
N
H
N14
C50
N
H
2
N15
N
H
2
+
N16
N
N17
C51(S)
C52
O
O11
C53
C54
C55
N
H
N18
C56(S)
C57
O
O12
C58(R)
O
H
O13
C59
N
H
N19
C60(S)
C61
O
O14
C62
C63
C64
N
H
N20
C65(S)
C66
O
O15
C67
C68
C69
N
H
N21
C70
N
H
2
N22
N
H
2
+
N23
O
H
O16