C3132121111133313233121111331333133313331333133313331323132321131   >>    C313212111113331323312111133133313331333133313331333132313232113   <<    C3132121111133313233121111331333133313331333133313331323132321133   >>      C3132121111133313233121111331333133313331333133313331323132321132   >>