C31321211111333132331211113313331333133313331333133313331333132331211113321221   >>    C3132121111133313233121111331333133313331333133313331333133313233121111332122   <<    C31321211111333132331211113313331333133313331333133313331333132331211113321223   >>      C31321211111333132331211113313331333133313331333133313331333132331211113321222   >>