C31321211111333132331211113313331333133313331333133313231333133313231333112221   >>    C3132121111133313233121111331333133313331333133313331323133313331323133311222   <<    C31321211111333132331211113313331333133313331333133313231333133313231333112223   >>      C31321211111333132331211113313331333133313331333133313231333133313231333112222   >>