S
A
N
T
T
A
T
T
T
A
A
A
N
A
A
N
A
A
A
T
S
N
S
S
T
N
A
A
A
A
S
T
A
S
S
N
A
S
A
A
S
S
T
A
A
A
N
N
A
N
T
N
S
T