C31321211111333132331211113313331333133313331333133313331333133313132231121   >>    C3132121111133313233121111331333133313331333133313331333133313331313223112   <<    C31321211111333132331211113313331333133313331333133313331333133313132231123   >>      C31321211111333132331211113313331333133313331333133313331333133313132231122   >>