C111113331333132322331333133313331331121111121133132313211331313331   >>    C11111333133313232233133313331333133112111112113313231321133131333   <<    C111113331333132322331333133313331331121111121133132313211331313333   >>      C111113331333132322331333133313331331121111121133132313211331313332   >>