C1111121111331311211331333133313331333133313231333133313331312111113331333111   >>    C111112111133131121133133313331333133313331323133313331333131211111333133311   <<    C1111121111331311211331333133313331333133313231333133313331312111113331333113   >>      C1111121111331311211331333133313331333133313231333133313331312111113331333112   >>