14
14
B 14
16
16
B 16
16
B 16
20
20
B 20
20
B 20
21
21
B 21
B
N20
B
N21
B
N21
B
N4
N20
N21
N4
Ext
Ext
Ext
Ir
Lex
Ir
Lex
Irlex
S4
S4
S 4
S4
S 4
S41
S5