C313212111133131211331333133313331333133112111113331333132331232132233131   >>    C31321211113313121133133313331333133313311211111333133313233123213223313   <<    C313212111133131211331333133313331333133112111113331333132331232132233133   >>      C313212111133131211331333133313331333133112111113331333132331232132233132   >>