C31321211111333132331211113313331333133313223313331323132332332313221   >>    C3132121111133313233121111331333133313331322331333132313233233231322   <<    C31321211111333132331211113313331333133313223313331323132332332313223   >>      C31321211111333132331211113313331333133313223313331323132332332313222   >>