C111113331333132322331333133313331331121111121133132313232222231231   >>    C11111333133313232233133313331333133112111112113313231323222223123   <<    C111113331333132322331333133313331331121111121133132313232222231233   >>      C111113331333132322331333133313331331121111121133132313232222231232   >>