C2221232323213331311331333133313231333132313231333113223212123231121   >>    C222123232321333131133133313331323133313231323133311322321212323112   <<    C2221232323213331311331333133313231333132313231333113223212123231123   >>      C2221232323213331311331333133313231333132313231333113223212123231122   >>