C31321211111333132331211113313331333133313331333133313331333133211321   >>    C3132121111133313233121111331333133313331333133313331333133313321132   <<    C31321211111333132331211113313331333133313331333133313331333133211323   >>      C31321211111333132331211113313331333133313331333133313331333133211322   >>