C22213331333133313112331323133313331333133313331333133313331312111113311231221   >>    C2221333133313331311233132313331333133313331333133313331333131211111331123122   <<    C22213331333133313112331323133313331333133313331333133313331312111113311231223   >>      C22213331333133313112331323133313331333133313331333133313331312111113311231222   >>