1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1

1-2

1

1

1

1

1

1

1

1

1.12

1

1

1

1

1

1

1

1

2

1

1

1

1

1

1

1

1

1

1.13

1

1

1