C3123223313331322121111331333133313331331121111132322331333133313113313233111   >>    C312322331333132212111133133313331333133112111113232233133313331311331323311   <<    C3123223313331322121111331333133313331331121111132322331333133313113313233113   >>      C3123223313331322121111331333133313331331121111132322331333133313113313233112   >>