B331133131323131133132233133313231323331323331313233313331323223313121
>>
B33113313132313113313223313331323132333132333131323331333132322331312
<<
B331133131323131133132233133313231323331323331313233313331323223313123
>>
B331133131323131133132233133313231323331323331313233313331323223313122
>>