11111111111111MM
11111111X12121MM
X2122111111111MM
X2122111X12121MM
X2111111X11111MM
X2111111112121MM
11122111X11111MM
11122111112121MM
X1121111112111MM
X1121111X11121MM
12112111112111MM
12112111X11121MM
X1112111111121MM
X1112111X12111MM
12121111111121MM
12121111X12111MM
