C222133313331333131123313231333133313331333132213331333131333131311221121121   >>    C22213331333133313112331323133313331333133313221333133313133313131122112112   <<    C222133313331333131123313231333133313331333132213331333131333131311221121123   >>      C222133313331333131123313231333133313331333132213331333131333131311221121122   >>