C313212111113331323312111133133313331333132233133313231322123213231   >>    C31321211111333132331211113313331333133313223313331323132212321323   <<    C313212111113331323312111133133313331333132233133313231322123213233   >>      C313212111113331323312111133133313331333132233133313231322123213232   >>