C321232212133313231333132233132321123231333132322133313111333121   >>    C32123221213331323133313223313232112323133313232213331311133312   <<    C321232212133313231333132233132321123231333132322133313111333123   >>      C321232212133313231333132233132321123231333132322133313111333122   >>