C31321211111333132331211113313331333133313331333133313331333133322231321   >>    C3132121111133313233121111331333133313331333133313331333133313332223132   <<    C31321211111333132331211113313331333133313331333133313331333133322231323   >>      C31321211111333132331211113313331333133313331333133313331333133322231322   >>