C312322331333132212111133133313331312111133132313331323221333132323311   >>    C31232233133313221211113313331333131211113313231333132322133313232331   <<    C312322331333132212111133133313331312111133132313331323221333132323313   >>      C312322331333132212111133133313331312111133132313331323221333132323312   >>