C111113331333132322331333133313331331121111121133132313132323221   >>    C11111333133313232233133313331333133112111112113313231313232322   <<    C111113331333132322331333133313331331121111121133132313132323223   >>      C111113331333132322331333133313331331121111121133132313132323222   >>