C13223313311212111133133313331333133313232233133313311211111221321   >>    C1322331331121211113313331333133313331323223313331331121111122132   <<    C13223313311212111133133313331333133313232233133313311211111221323   >>      C13223313311212111133133313331333133313232233133313311211111221322   >>