C13332313311211113313331333133313331323233121111331333132332223313221   >>    C1333231331121111331333133313331333132323312111133133313233222331322   <<    C13332313311211113313331333133313331323233121111331333132332223313223   >>      C13332313311211113313331333133313331323233121111331333132332223313222   >>