C31321211111333132331211113313331333133313331333133313222331231   >>    C3132121111133313233121111331333133313331333133313331322233123   <<    C31321211111333132331211113313331333133313331333133313222331233   >>      C31321211111333132331211113313331333133313331333133313222331232   >>