C222133313331333131123313231333133313331333133313331333133313121111332213221   >>    C22213331333133313112331323133313331333133313331333133313331312111133221322   <<    C222133313331333131123313231333133313331333133313331333133313121111332213223   >>      C222133313331333131123313231333133313331333133313331333133313121111332213222   >>