C13332313311211113313331333133313331323233121111331333132311221123232213231   >>    C1333231331121111331333133313331333132323312111133133313231122112323221323   <<    C13332313311211113313331333133313331323233121111331333132311221123232213233   >>      C13332313311211113313331333133313331323233121111331333132311221123232213232   >>