C312312111111331312111133133313331333133313231333132212111133132322121   >>    C31231211111133131211113313331333133313331323133313221211113313232212   <<    C312312111111331312111133133313331333133313231333132212111133132322123   >>      C312312111111331312111133133313331333133313231333132212111133132322122   >>