1X11XX1X21XX1X22
1X11211121XX1122
1XX22X1X21XX1122
1X112X1XX1XX2122
1211221221XX1122
11112X1121XX1122
1111211X21XX1122
1XX12X1X21XX1X22
1X12XX1X21XX1122
1XX1XX1X21XX1122
1X122X1X21XX1X22
1X112X12X1XX1122
1X112X1221XX2122
12112X1X21XX2122
1X11221XX1XX1122
1X11221X21XX2122
12112X1XX1XX1122
