C222133313331333131123313231333133313331313113313331333132322121331121   >>    C22213331333133313112331323133313331333131311331333133313232212133112   <<    C222133313331333131123313231333133313331313113313331333132322121331123   >>      C222133313331333131123313231333133313331313113313331333132322121331122   >>