C2221232323213331311331333133313231333132313231333113223213111132321   >>    C222123232321333131133133313331323133313231323133311322321311113232   <<    C2221232323213331311331333133313231333132313231333113223213111132323   >>      C2221232323213331311331333133313231333132313231333113223213111132322   >>