C111113331333132322331333133313331331121111121133133313113313331211111231311321   >>    C11111333133313232233133313331333133112111112113313331311331333121111123131132   <<    C111113331333132322331333133313331331121111121133133313113313331211111231311323   >>      C111113331333132322331333133313331331121111121133133313113313331211111231311322   >>