C13223313311212111133133313331312111133133313223211111333132321311   >>    C1322331331121211113313331333131211113313331322321111133313232131   <<    C13223313311212111133133313331312111133133313223211111333132321313   >>      C13223313311212111133133313331312111133133313223211111333132321312   >>