C111113331333132322331333133313331331121111121133133313113313332313331321   >>    C11111333133313232233133313331333133112111112113313331311331333231333132   <<    C111113331333132322331333133313331331121111121133133313113313332313331323   >>      C111113331333132322331333133313331331121111121133133313113313332313331322   >>