C1111133313331323223313331333133313112113313113313331333231322131   >>    C111113331333132322331333133313331311211331311331333133323132213   <<    C1111133313331323223313331333133313112113313113313331333231322133   >>      C1111133313331323223313331333133313112113313113313331333231322132   >>