C13332313311211111333133313113313331333132233133313232111123231   >>    C1333231331121111133313331311331333133313223313331323211112323   <<    C13332313311211111333133313113313331333132233133313232111123233   >>      C13332313311211111333133313113313331333132233133313232111123232   >>