C31321211111333132331211113313331333133313331333133313331323132211211321   >>    C3132121111133313233121111331333133313331333133313331333132313221121132   <<    C31321211111333132331211113313331333133313331333133313331323132211211323   >>      C31321211111333132331211113313331333133313331333133313331323132211211322   >>