N
H
2
N1
C1(S)
C2
O
O1
C3
C4
C5
N
H
N2
C6
N
H
2
N3
N
H
2
+
N4
N
H
N5
C7(S)
C8
O
O2
C9
C10
C11
N
H
N6
C12
N
H
2
N7
N
H
2
+
N8
N
H
N9
C13(S)
C14
O
O3
C15
C16
C17
C18
C19
C20
C21
C22
C23
C24
C25
N
H
N10
C26(R)
C27
O
O4
C28
S
S1
N
H
N11
C29(S)
C30
O
O5
C31
C32
C33
C34
C35
C36
C37
O
H
O6
N
H
N12
C38(S)
C39
O
O7
C40
C41
C42
O
O8
N
H
2
N13
N
H
N14
C43(S)
C44
O
O9
C45
C46
C47
C48
N
H
3
+
N15
N
N16
C49(R)
C50
C51
C52
C53
O
O10
N
N17
C54(S)
C55
O
O11
C56
C57
C58
N
H
N18
C59(S)
C60
O
O12
C61
C62
C63
C64
C65
C66
C67
O
H
O13
N
H
N19
C68(S)
C69
O
O14
C70
C71
C72
N
H
N20
C73
N
H
2
N21
N
H
2
+
N22
C74
O
O15
C75(S)
N
H
N23
C76
C77
C78
N
H
N24
C79
O
O16
N
H
2
N25
N
H
N26
C80(R)
C81
O
O17
C82
S
S2
N
H
N27
C83(S)
C84
O
O18
C85
C86
C87
N
H
N28
C88
N
H
2
N29
N
H
2
+
N30
N
H
N31
C89
C90
O
O19
N
N32
C91(R)
C92
C93
C94
C95
O
O20
O
H
O21
H
H73
H
H80