C111113331333132322331333133313331331121111121133133313112211231333321   >>    C11111333133313232233133313331333133112111112113313331311221123133332   <<    C111113331333132322331333133313331331121111121133133313112211231333323   >>      C111113331333132322331333133313331331121111121133133313112211231333322   >>