C111113331333132322331333133313331331121111121133132313331311222212231   >>    C11111333133313232233133313331333133112111112113313231333131122221223   <<    C111113331333132322331333133313331331121111121133132313331311222212233   >>      C111113331333132322331333133313331331121111121133132313331311222212232   >>