C111123313121111121111331333133313331313331323132213331322132233312121   >>    C11112331312111112111133133313331333131333132313221333132213223331212   <<    C111123313121111121111331333133313331313331323132213331322132233312123   >>      C111123313121111121111331333133313331313331323132213331322132233312122   >>