C31321211111333132331211113313331333133313331333133313233113331   >>    C3132121111133313233121111331333133313331333133313331323311333   <<    C31321211111333132331211113313331333133313331333133313233113333   >>      C31321211111333132331211113313331333133313331333133313233113332   >>