C111123313121111121111331333133313331333133313331333133313331323232321323321   >>    C11112331312111112111133133313331333133313331333133313331333132323232132332   <<    C111123313121111121111331333133313331333133313331333133313331323232321323323   >>      C111123313121111121111331333133313331333133313331333133313331323232321323322   >>