C11111211113313112113313331333131133133313132313331322331311331121   >>    C1111121111331311211331333133313113313331313231333132233131133112   <<    C11111211113313112113313331333131133133313132313331322331311331123   >>      C11111211113313112113313331333131133133313132313331322331311331122   >>