C31321211111333132331211113313331333133313331333133313331323133313331312321221   >>    C3132121111133313233121111331333133313331333133313331333132313331333131232122   <<    C31321211111333132331211113313331333133313331333133313331323133313331312321223   >>      C31321211111333132331211113313331333133313331333133313331323133313331312321222   >>