C31321211111333132331211113313331333133313331333133313331322133313221   >>    C3132121111133313233121111331333133313331333133313331333132213331322   <<    C31321211111333132331211113313331333133313331333133313331322133313223   >>      C31321211111333132331211113313331333133313331333133313331322133313222   >>