C13332313311211113313331333133313331322333133313331333132332333133313221321   >>    C1333231331121111331333133313331333132233313331333133313233233313331322132   <<    C13332313311211113313331333133313331322333133313331333132332333133313221323   >>      C13332313311211113313331333133313331322333133313331333132332333133313221322   >>