C111123313121111121111331333133313331323221211113313221333132313331323321   >>    C11112331312111112111133133313331333132322121111331322133313231333132332   <<    C111123313121111121111331333133313331323221211113313221333132313331323323   >>      C111123313121111121111331333133313331323221211113313221333132313331323322   >>