B331133131323131133132233133313231323223313131133133313231333132323323111
>>
B33113313132313113313223313331323132322331313113313331323133313232332311
<<
B331133131323131133132233133313231323223313131133133313231333132323323113
>>
B331133131323131133132233133313231323223313131133133313231333132323323112
>>