C31321211111333132331211113313331333133313331333133313231333132211331   >>    C3132121111133313233121111331333133313331333133313331323133313221133   <<    C31321211111333132331211113313331333133313331333133313231333132211333   >>      C31321211111333132331211113313331333133313331333133313231333132211332   >>