C13223313311212111133133313331333133313232233133313121111133313231333133322131   >>    C1322331331121211113313331333133313331323223313331312111113331323133313332213   <<    C13223313311212111133133313331333133313232233133313121111133313231333133322133   >>      C13223313311212111133133313331333133313232233133313121111133313231333133322132   >>