F
D
M
A
M
M
M
M
2
xg p
xg
b
M
J
J
J
J
J
J
J
J
J
J
J
J
J
J
1
2
B
J
J
J
2
3
M
M
M
P
A
q
U u
b D
B
K
M
d
ó
M
2