C312322331333132212111133133313331312111133132313331323221211111331122311   >>    C31232233133313221211113313331333131211113313231333132322121111133112231   <<    C312322331333132212111133133313331312111133132313331323221211111331122313   >>      C312322331333132212111133133313331312111133132313331323221211111331122312   >>