C1111133313331323223313331333133313331333232233133112111133132333132313233121   >>    C111113331333132322331333133313331333133323223313311211113313233313231323312   <<    C1111133313331323223313331333133313331333232233133112111133132333132313233123   >>      C1111133313331323223313331333133313331333232233133112111133132333132313233122   >>