C1111133313331323223313331333133313331323132232111133132322113113121   >>    C111113331333132322331333133313331333132313223211113313232211311312   <<    C1111133313331323223313331333133313331323132232111133132322113113123   >>      C1111133313331323223313331333133313331323132232111133132322113113122   >>