C111123313121111121111331333133313331323232133313331333133321113213321   >>    C11112331312111112111133133313331333132323213331333133313332111321332   <<    C111123313121111121111331333133313331323232133313331333133321113213323   >>      C111123313121111121111331333133313331323232133313331333133321113213322   >>