C31321211111333132331211113313331333133313331333133313331333132322132223221   >>    C3132121111133313233121111331333133313331333133313331333133313232213222322   <<    C31321211111333132331211113313331333133313331333133313331333132322132223223   >>      C31321211111333132331211113313331333133313331333133313331333132322132223222   >>