C22212323232133313113313331333132313331323132321111312131113123231   >>    C2221232323213331311331333133313231333132313232111131213111312323   <<    C22212323232133313113313331333132313331323132321111312131113123233   >>      C22212323232133313113313331333132313331323132321111312131113123232   >>