C111113331333132322331333133313331333133323133313211231333131121   >>    C11111333133313232233133313331333133313332313331321123133313112   <<    C111113331333132322331333133313331333133323133313211231333131123   >>      C111113331333132322331333133313331333133323133313211231333131122   >>