




















































X
+17


X
+17


X
+17


X
+17


X
+17


X
+17



X
x2+17


X
x2+17


X
x2+17


X
x2+17


X
x2+17


X
x2+17



X
x2+17


X
x2+17


X
x2+17


X
x2+17


X
x2+17


X
x2+17


X
x2+17


X
x2+17



X
x2+17














































X
x2+17


X
x2+17


X
x2+17


X
x2+17


X
x2+17


X
x2+17



X
x2+17


X
x2+17



X
+17