C13223313311212111133133313331333133313232233133313311221321321   >>    C1322331331121211113313331333133313331323223313331331122132132   <<    C13223313311212111133133313331333133313232233133313311221321323   >>      C13223313311212111133133313331333133313232233133313311221321322   >>